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Safety and Immunogenicity of a Booster Dose of New Formulations of GlaxoSmithKline Biologicals' DTPa-HBV-IPV/Hib Vaccine (GSK217744)

Safety and Immunogenicity of a Booster Dose of New Formulations of GlaxoSmithKline Biologicals' DTPa-HBV-IPV/Hib Vaccine (GSK217744)

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01453998
Enrollment
657
Registered
2011-10-18
Start date
2011-10-14
Completion date
2012-11-12
Last updated
2020-07-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acellular Pertussis, Hepatitis B, Haemophilus Influenzae Type b, Tetanus, Diphtheria, Poliomyelitis

Brief summary

The purpose of this study is to assess the immunogenicity, safety and reactogenicity of the booster vaccine dose of 2 new formulations of DTPa-HBV-IPV/Hib administered between 12 and 15 months of age, and the immune persistence following the primary series. All children in this booster study received a primary vaccination at 2, 3 and 4 months of age in study 113948 (NCT01248884). No new subjects will be enrolled in this booster study.

Interventions

BIOLOGICALInfanrix hexa

Single dose, licensed formulation, intramuscular into right thigh

BIOLOGICALPrevenar 13

Single co-administered dose, intramuscular into left thigh

BIOLOGICALGSK217744

Single dose, investigational formulation A or B, intramuscular into right thigh

Sponsors

GlaxoSmithKline
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
12 Months to 15 Months
Healthy volunteers
Yes

Inclusion criteria

* Subjects who participated in the study 113948 (NCT01248884) and received three doses of the new or licensed DTPa-HBV-IPV/Hib study vaccine. * A male or female child between, and including, 12 and 15 months of age at the time of the booster vaccination. * Subjects who the investigator believes that parent(s)/ Legally Acceptable Representative(s) (LAR(s)) can and will comply with the requirements of the protocol (e.g. completion of the diary cards, return for follow-up visit). * Written informed consent obtained from the parent(s)/LAR(s) of the subject. * Healthy subjects as established by medical history and clinical examination before entering into the study.

Exclusion criteria

* Child in care. * Use of any investigational or non-registered product (drug or vaccine) other than the study vaccines within 30 days preceding the booster dose of study vaccine, or planned use during the study period. * Chronic administration of immunosuppressants or other immune-modifying drugs within six months prior to the booster dose. * Administration of a vaccine not foreseen by the study protocol within 30 days prior to vaccination, or planned administration during the study period. * Participation in another clinical study within three months prior to enrolment in the present booster study or at any time during the present booster study, in which the subject has been or will be exposed to an investigational or a non-investigational product (pharmaceutical product or device). * Evidence of previous or intercurrent diphtheria, tetanus, pertussis, hepatitis B, poliomyelitis and Hib vaccination or disease since the conclusion visit of study 113948 (NCT01248884). * Serious chronic illness. * Any confirmed or suspected immunosuppressive or immunodeficient condition, based on medical history and physical examination (no laboratory testing required). * History of any reaction or hypersensitivity likely to be exacerbated by any component of the vaccines. * History of any neurological disorders or seizures. * Administration of immunoglobulins and/or any blood products within the 3 months preceding the booster dose of study vaccine or planned administration during the study period. * Occurrence of any of the following events following previous administration of the study vaccine constitutes an absolute contraindication to further dosing. * Anaphylactic or other hypersensitivity reaction. * Encephalopathy defined as an acute, severe central nervous system disorder occurring within 7 days following vaccination and generally consisting of major alterations in consciousness, unresponsiveness, generalized or focal seizures that persist more than a few hours, with failure to recover within 24 hours. * Temperature of ≥ 40.0°C (axillary) or 40.5°C (rectal) within 48 hours of vaccination, not due to another identifiable cause. * Collapse or shock-like state (hypotonic-hyporesponsive episode) within 48 hours of vaccination. * Persistent, inconsolable crying occurring within 48 hours of vaccination and lasting ≥ 3 hours. * Seizures with or without fever occurring within 3 days of vaccination. The following condition is temporary or self-limiting, and a subject may be vaccinated once the condition has resolved if no other

Design outcomes

Primary

MeasureTime frameDescription
Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) Antibodies1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).
Number of Seroprotected Subjects for Anti-D and Anti-T Antibodies1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).
Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).
Number of Seroprotected Subjects Against Anti-HBs Antigens1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).
Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 31 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.
Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 31 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.
Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).
Number of Seroprotected Subjects for Anti-PRP1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).
Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.
Concentrations for Anti-PT, Anti-FHA and Anti-PRN1 month post booster vaccination (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.

Secondary

MeasureTime frameDescription
Anti-Hepatitis B (Anti-HBs) Antibody ConcentrationBefore (PRE) booster vaccination (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.
Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) AntigensBefore (PRE) booster vaccination (subjects enrolled before protocol amendment 2)A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).
Number of Seroprotected Subjects Against Anti-HBs AntigensBefore (PRE) booaster vaccination (subjects enrolled after protocol amendment 2)A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).
Concentrations for Anti-poliovirus Types 1, 2, 3Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.
Concentration for Anti-poliovirus Types 1, 2, 31 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.
Concentrations for Anti-poliovirus Types 1, 2 and 31 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.
Concentration for Anti-poliovirus Type 1, 2 and 3Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.
Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.
Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.
Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.
Concentrations for Anti-PRP Antibodies1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.
Concentrations for Anti-polyribosyl-ribitol Phosphate AntibodiesBefore (PRE) booster vaccination (subjects enrolled after protocol amendment 2))Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.
Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).
Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) Serotypes1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)A seropositive subject was defined as a vaccinated subject who had anti- pneumococcal antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL). The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.
Number of Seroprotected Subjects for Anti-PRPBefore (PRE) booster vaccination (subjects enrolled after protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).
Concentrations for Anti-pneumococcal (Anti-PNE) Antibodies1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). The seropositivity cut-off of the assay was 0.15 µg /mL. The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.
Concentrations for Anti-PNE Antibodies1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). The seropositivity cut-off of the assay was 0.15 µg /mL. The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.
Number of Seropositive Subjects for Anti-PNE Serotypes1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)A seropositive subject was defined as a vaccinated subject who had anti- pneumococcal antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL). The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.
Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)Booster response defined as : - For initially seronegative subjects, antibody concentration ≥ 5 EL.U/mL one month after booster vaccination - For initially seropositive subjects, antibody concentration at Post-booster ≥ 2 fold the pre-vaccination antibody concentration
Number of Subjects With Booster Response to Anti-pertussis Antigens1 month poste booster vaccination (POST) (subjects enrolled after protocol amendment 2)Booster response defined as : - For initially seronegative subjects, antibody concentration ≥ 5 EL.U/mL one month after booster vaccination - For initially seropositive subjects, antibody concentration at Post-booster ≥ 2 fold the pre-vaccination antibody concentration
Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesBefore (PRE) and 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.1 IU/mL.
Number of Subjects Reporting Any Solicited Local SymptomDuring the 4-day (Days 0-3) post-vaccination period. (subjects enrolled after protocol amendment 2)Solicited local symptoms assessed were pain, redness and swelling. Any = occurrence of any local symptom regardless of intensity grade.
Number of Subjects Reporting Any Solicited General SymptomsDuring the 4-day (Days 0-3) post-vaccination period. (subjects enrolled before protocol amendment 2)Solicited local symptoms assessed were drowsiness, irritability/fussiness, loss of appetite and fever \[axillary temperature above (≥) 37.5 degrees Celsius (°C)\]. Any = occurrence of any local symptom regardless of intensity grade.
Number of Subjects Reporting Any Solicited General SymptomDuring the 4-day (Days 0-3) post-vaccination period. (subjects enrolled after protocol amendment 2)Solicited local symptoms assessed were drowsiness, irritability/fussiness, loss of appetite and fever \[axillary temperature above (≥) 37.5 degrees Celsius (°C)\]. Any = occurrence of any local symptom regardless of intensity grade.
Number of Subjects Reporting Any Unsolicited Adverse Events (AEs)Within the 31-day (Days 0-30) follow up period after vaccination. (subjects enrolled before protocol amendment 2)An unsolicited AE is any AE (i.e. any untoward medical occurrence in a patient or clinical investigation subject, temporally associated with use of a medicinal product, whether or not considered related to the medicinal product) reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any = occurrence of an AE regardless of intensity grade or relationship to study vaccination.
Number of Subjects Reporting Any Unsolicited AEsWithin the 31-day (Days 0-30) follow up period after vaccination. (subjects enrolled after protocol amendment 2)An unsolicited AE is any AE (i.e. any untoward medical occurrence in a patient or clinical investigation subject, temporally associated with use of a medicinal product, whether or not considered related to the medicinal product) reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any = occurrence of an AE regardless of intensity grade or relationship to study vaccination.
Number of Subjects Reporting Any Serious Adverse Events (SAEs)During the entire study period (Days 0-30). (subjects enrolled before protocol amendment 2)SAEs assessed include medical occurrences that results in death, are life threatening, require hospitalization or prolongation of hospitalization, results in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subjects. Any SAE = any SAE regardless of assessment of relationship to study vaccination.
Number of Subjects Reporting Any SAEsDuring the entire study period (Days 0-30). (subjects enrolled after protocol amendment 2)SAEs assessed include medical occurrences that results in death, are life threatening, require hospitalization or prolongation of hospitalization, results in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subjects. Any SAE = any SAE regardless of assessment of relationship to study vaccination.
Number of Subjects Reporting Any Solicited Local SymptomsDuring the 4-day (Days 0-3) post-vaccination period. (subjects enrolled before protocol amendment 2)Solicited local symptoms assessed were pain, redness and swelling. Any = occurrence of any local symptom regardless of intensity grade.
Concentrations for Anti-D and Anti-T AntibodiesBefore (PRE) 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.1 IU/mL.
Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesBefore (PRE) booster vaccination (subjects enrolled before protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).
Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesBefore (PRE) booster vaccination (subjects enrolled after protocol amendment 2)A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).
Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.
Concentrations for Anti-PT, Anti-FHA and Anti-PRNBefore (PRE) booster vaccination (subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.
Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the assay cut-off of 5 ELISA units per milliliter (EL.U/mL).
Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRN1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the assay cut-off of 5 ELISA units per milliliter (EL.U/mL).
Anti-Hepatitis B (Anti-HBs) Antibody Concentrations1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2))Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.
Anti-HBs Antibody Concentrations1 month post booster vaccination (POST) ( subjects enrolled after protocol amendment 2)Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.

Countries

Dominican Republic, Finland

Participant flow

Recruitment details

A total of 272 subjects were enrolled in the study before the second protocol amendment and total of 385 after the amendment. After amendment 2, all subjects yet to receive a booster dose of a GSK217744 formulation, were administered the Infanrix hexa vaccine.

Participants by arm

ArmCount
GSK217744 Group 1
Subjects aged between and including 12 and 15 months at the time of booster vaccination who received the GSK217744 formulation A vaccine in the primary study and a booster dose of either GSK217744 formulation A vaccine (for subjects vaccinated before Protocol Amendment 2) or Infanrix hexa vaccine (for subjects vaccinated after Protocol Amendment 2) in this study, coadministered with a booster dose of Prevenar 13. The Infanrix hexa/GSK217744 and Prevenar 13 vaccines were administered intramuscularly into the right and left sides of the thigh, respectively.
216
GSK217744 Group 2
Subjects aged between and including 12 and 15 months at the time of booster vaccination who received the GSK217744 formulation B vaccine in the primary study and a booster dose of either GSK217744 formulation B vaccine (for subjects vaccinated before Protocol Amendment 2) or Infanrix hexa vaccine (for subjects vaccinated after Protocol Amendment 2) in this study, coadministered with a booster dose of Prevenar 13. The Infanrix hexa/GSK217744 and Prevenar 13 vaccines were administered intramuscularly into the right and left sides of the thigh, respectively.
218
Infanrix Hexa Group
Subjects aged between and including 12 and 15 months at the time of booster vaccination who received the Infanrix hexa vaccine in the primary study and a booster dose of Infanrix hexa in this study, co-administered with a booster dose of Prevenar 13. The Infanrix hexa and Prevenar 13 vaccines were administered intramuscularly into the right and left sides of the thigh, respectively.
223
Total657

Withdrawals & dropouts

PeriodReasonFG000FG001FG002
After Protocol Amendment 2.Withdrawal by Subject100

Baseline characteristics

CharacteristicGSK217744 Group 1GSK217744 Group 2Infanrix Hexa GroupTotal
Age, Continuous14.1 Months
STANDARD_DEVIATION 0.6
13.9 Months
STANDARD_DEVIATION 0.6
14.0 Months
STANDARD_DEVIATION 0.6
14.00 Months
STANDARD_DEVIATION 0.61
Race/Ethnicity, Customized
African heritage / African American
1 Participants0 Participants1 Participants2 Participants
Race/Ethnicity, Customized
Other: Mixed
81 Participants84 Participants81 Participants13 Participants
Race/Ethnicity, Customized
White - Arabic / north African heritage
0 Participants0 Participants3 Participants3 Participants
Race/Ethnicity, Customized
White - caucasian / European heritage
49 Participants46 Participants39 Participants134 Participants
Race/Ethnicity, Customized
White - Caucasian / European heritage
79 Participants83 Participants91 Participants253 Participants
Sex: Female, Male
Female
47 Participants76 Participants38 Participants190 Participants
Sex: Female, Male
Male
70 Participants39 Participants61 Participants138 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
EG005
affected / at risk
deaths
Total, all-cause mortality
0 / 850 / 880 / 990 / 1310 / 1300 / 124
other
Total, other adverse events
85 / 8585 / 8896 / 99118 / 131103 / 130104 / 124
serious
Total, serious adverse events
0 / 850 / 880 / 990 / 1312 / 1300 / 124

Outcome results

Primary

Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)

Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, POST393.7 EL.U/mL
GSK217744 Group 1Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, POST76.1 EL.U/mL
GSK217744 Group 1Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, POST213.0 EL.U/mL
GSK217744 Group 2Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, POST372.4 EL.U/mL
GSK217744 Group 2Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, POST74.3 EL.U/mL
GSK217744 Group 2Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, POST180.0 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, POST96.0 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, POST372.9 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, POST423.0 EL.U/mL
Primary

Concentrations for Anti-PT, Anti-FHA and Anti-PRN

Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.

Time frame: 1 month post booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-FHA, POST467.3 EL.U/mL
GSK217744 Group 1Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PT, POST92.4 EL.U/mL
GSK217744 Group 1Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PRN, POST253.2 EL.U/mL
GSK217744 Group 2Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-FHA, POST446.2 EL.U/mL
GSK217744 Group 2Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PT, POST93.6 EL.U/mL
GSK217744 Group 2Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PRN, POST181.0 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PT, POST132.6 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PRN, POST401.1 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-FHA, POST582.9 EL.U/mL
Primary

Number of Seroprotected Subjects Against Anti-HBs Antigens

A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-HBs Antigens121 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-HBs Antigens113 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-HBs Antigens114 Participants
Primary

Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens

A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens78 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens78 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens84 Participants
Primary

Number of Seroprotected Subjects for Anti-D and Anti-T Antibodies

A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-D, POST123 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-T, POST123 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-D, POST122 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-T, POST122 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-D, POST118 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-T, POST118 Participants
Primary

Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) Antibodies

A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, POST81 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, POST81 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, POST82 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, POST82 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, POST90 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, POST90 Participants
Primary

Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3

A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, POST96 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, POST111 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 3, POST113 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, POST96 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, POST107 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 3, POST103 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, POST102 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 3, POST98 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, POST87 Participants
Primary

Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3

A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 2, POST62 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 1, POST76 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 3, POST64 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 2, POST60 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 1, POST72 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 3, POST63 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 1, POST85 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 3, POST71 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Types 1, 2 and 3Anti-Polio 2, POST76 Participants
Primary

Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)

A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)81 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)82 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)90 Participants
Primary

Number of Seroprotected Subjects for Anti-PRP

A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-PRP122 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-PRP122 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-PRP117 Participants
Secondary

Anti-HBs Antibody Concentrations

Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.

Time frame: 1 month post booster vaccination (POST) ( subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Anti-HBs Antibody Concentrations2229.3 mIU/mL
GSK217744 Group 2Anti-HBs Antibody Concentrations1729.8 mIU/mL
Infanrix Hexa GroupAnti-HBs Antibody Concentrations3711.4 mIU/mL
Secondary

Anti-HBs Antibody Concentrations

Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Anti-HBs Antibody Concentrations94.9 mIU/mL
GSK217744 Group 2Anti-HBs Antibody Concentrations61.8 mIU/mL
Infanrix Hexa GroupAnti-HBs Antibody Concentrations125.9 mIU/mL
Secondary

Anti-Hepatitis B (Anti-HBs) Antibody Concentration

Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Anti-Hepatitis B (Anti-HBs) Antibody Concentration130.3 mIU/mL
GSK217744 Group 2Anti-Hepatitis B (Anti-HBs) Antibody Concentration124.4 mIU/mL
Infanrix Hexa GroupAnti-Hepatitis B (Anti-HBs) Antibody Concentration166.4 mIU/mL
Secondary

Anti-Hepatitis B (Anti-HBs) Antibody Concentrations

Concentrations were expressed as geometric mean concentrations (GMCs). Seroprotection cut-off assay was 10 mIU/mL.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2))

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Anti-Hepatitis B (Anti-HBs) Antibody Concentrations2233.3 mIU/mL
GSK217744 Group 2Anti-Hepatitis B (Anti-HBs) Antibody Concentrations2026.3 mIU/mL
Infanrix Hexa GroupAnti-Hepatitis B (Anti-HBs) Antibody Concentrations2685.7 mIU/mL
Secondary

Concentration for Anti-poliovirus Type 1, 2 and 3

Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, PRE76.6 Titers
GSK217744 Group 1Concentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, PRE53.5 Titers
GSK217744 Group 1Concentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE67.8 Titers
GSK217744 Group 2Concentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, PRE55.0 Titers
GSK217744 Group 2Concentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, PRE50.7 Titers
GSK217744 Group 2Concentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE73.8 Titers
Infanrix Hexa GroupConcentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, PRE70.8 Titers
Infanrix Hexa GroupConcentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE93.9 Titers
Infanrix Hexa GroupConcentration for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, PRE82.7 Titers
Secondary

Concentration for Anti-poliovirus Types 1, 2, 3

Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 2, POST629.7 Titers
GSK217744 Group 1Concentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 1, POST572.9 Titers
GSK217744 Group 1Concentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 3, POST1147.5 Titers
GSK217744 Group 2Concentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 2, POST668.7 Titers
GSK217744 Group 2Concentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 1, POST558.3 Titers
GSK217744 Group 2Concentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 3, POST614.0 Titers
Infanrix Hexa GroupConcentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 1, POST902.1 Titers
Infanrix Hexa GroupConcentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 3, POST1120.7 Titers
Infanrix Hexa GroupConcentration for Anti-poliovirus Types 1, 2, 3Anti-Polio 2, POST1184.9 Titers
Secondary

Concentrations for Anti-D and Anti-T Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.1 IU/mL.

Time frame: Before (PRE) 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-D and Anti-T AntibodiesAnti-D, POST6.327 IU/mL
GSK217744 Group 1Concentrations for Anti-D and Anti-T AntibodiesAnti-T, POST5.986 IU/mL
GSK217744 Group 1Concentrations for Anti-D and Anti-T AntibodiesAnti-D, PRE0.247 IU/mL
GSK217744 Group 1Concentrations for Anti-D and Anti-T AntibodiesAnti-T, PRE0.364 IU/mL
GSK217744 Group 2Concentrations for Anti-D and Anti-T AntibodiesAnti-T, PRE0.332 IU/mL
GSK217744 Group 2Concentrations for Anti-D and Anti-T AntibodiesAnti-D, POST5.452 IU/mL
GSK217744 Group 2Concentrations for Anti-D and Anti-T AntibodiesAnti-D, PRE0.278 IU/mL
GSK217744 Group 2Concentrations for Anti-D and Anti-T AntibodiesAnti-T, POST5.316 IU/mL
Infanrix Hexa GroupConcentrations for Anti-D and Anti-T AntibodiesAnti-T, PRE0.331 IU/mL
Infanrix Hexa GroupConcentrations for Anti-D and Anti-T AntibodiesAnti-T, POST5.993 IU/mL
Infanrix Hexa GroupConcentrations for Anti-D and Anti-T AntibodiesAnti-D, PRE0.304 IU/mL
Infanrix Hexa GroupConcentrations for Anti-D and Anti-T AntibodiesAnti-D, POST7.192 IU/mL
Secondary

Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.1 IU/mL.

Time frame: Before (PRE) and 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, POST5.652 IU/mL
GSK217744 Group 1Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, POST5.015 IU/mL
GSK217744 Group 1Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, PRE0.357 IU/mL
GSK217744 Group 1Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, PRE0.358 IU/mL
GSK217744 Group 2Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, PRE0.362 IU/mL
GSK217744 Group 2Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, POST5.494 IU/mL
GSK217744 Group 2Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, PRE0.445 IU/mL
GSK217744 Group 2Concentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, POST5.034 IU/mL
Infanrix Hexa GroupConcentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, PRE0.394 IU/mL
Infanrix Hexa GroupConcentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, POST5.571 IU/mL
Infanrix Hexa GroupConcentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, PRE0.401 IU/mL
Infanrix Hexa GroupConcentrations for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, POST6.772 IU/mL
Secondary

Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)

Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, PRE10.5 EL.U/mL.
GSK217744 Group 1Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, PRE12.8 EL.U/mL.
GSK217744 Group 1Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, PRE41.7 EL.U/mL.
GSK217744 Group 2Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, PRE36.9 EL.U/mL.
GSK217744 Group 2Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, PRE10.8 EL.U/mL.
GSK217744 Group 2Concentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, PRE9.5 EL.U/mL.
Infanrix Hexa GroupConcentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, PRE18.2 EL.U/mL.
Infanrix Hexa GroupConcentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, PRE12.7 EL.U/mL.
Infanrix Hexa GroupConcentrations for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, PRE47.1 EL.U/mL.
Secondary

Concentrations for Anti-PNE Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seropositivity cut-off of the assay was 0.15 µg /mL. The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 19F8.09 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 147.47 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 6B5.04 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 42.03 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 9V2.20 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 7F4.20 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti- PNE 12.54 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti- PNE 30.76 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 19A8.79 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 51.26 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 23F5.31 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 18C1.80 µg /mL
GSK217744 Group 1Concentrations for Anti-PNE AntibodiesAnti-PNE 6A10.64 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 7F3.97 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti- PNE 12.47 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti- PNE 30.82 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 42.10 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 51.24 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 6A7.67 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 6B4.56 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 9V1.42 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 148.12 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 18C1.52 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 19A6.22 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 19F7.11 µg /mL
GSK217744 Group 2Concentrations for Anti-PNE AntibodiesAnti-PNE 23F4.00 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 149.28 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 51.29 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 19F5.56 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 18C2.09 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 42.57 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti- PNE 13.47 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 19A9.10 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 7F4.67 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 6B6.62 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti- PNE 30.92 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 9V1.85 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 6A7.47 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PNE AntibodiesAnti-PNE 23F5.82 µg /mL
Secondary

Concentrations for Anti-pneumococcal (Anti-PNE) Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seropositivity cut-off of the assay was 0.15 µg /mL. The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 19F7.15 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 148.22 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 6B4.24 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 41.87 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 9V1.68 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 7F3.27 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 12.07 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 30.76 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 19A7.00 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 51.18 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 23F3.74 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 18C1.50 µg /mL
GSK217744 Group 1Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 6A7.71 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 7F3.42 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 12.16 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 30.87 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 41.83 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 51.10 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 6A6.92 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 6B4.21 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 9V1.52 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 148.80 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 18C1.63 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 19A8.05 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 19F7.34 µg /mL
GSK217744 Group 2Concentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 23F4.54 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 148.97 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 51.21 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 19F6.72 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 18C1.64 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 42.14 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 12.27 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 19A6.70 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 7F4.27 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 6B4.58 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 30.88 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 9V1.63 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 6A8.63 µg /mL
Infanrix Hexa GroupConcentrations for Anti-pneumococcal (Anti-PNE) AntibodiesAnti- PNE 23F3.94 µg /mL
Secondary

Concentrations for Anti-poliovirus Types 1, 2, 3

Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio 2, PRE12.7 Titers
GSK217744 Group 1Concentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio 1, PRE18.2 Titers
GSK217744 Group 1Concentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio, 3 PRE24.7 Titers
GSK217744 Group 2Concentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio 2, PRE17.1 Titers
GSK217744 Group 2Concentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio 1, PRE17.8 Titers
GSK217744 Group 2Concentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio, 3 PRE16.8 Titers
Infanrix Hexa GroupConcentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio 1, PRE22.4 Titers
Infanrix Hexa GroupConcentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio, 3 PRE26.6 Titers
Infanrix Hexa GroupConcentrations for Anti-poliovirus Types 1, 2, 3Anti-Polio 2, PRE16.6 Titers
Secondary

Concentrations for Anti-poliovirus Types 1, 2 and 3

Concentrations were expressed as geometric mean titers (GMTs). The seroprotection cut-off of the assay was 8.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 2, POST1485.3 Titers
GSK217744 Group 1Concentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 1, POST1121.0 Titers
GSK217744 Group 1Concentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 3, POST1851.2 Titers
GSK217744 Group 2Concentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 2, POST1215.6 Titers
GSK217744 Group 2Concentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 1, POST1099.6 Titers
GSK217744 Group 2Concentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 3, POST1960.4 Titers
Infanrix Hexa GroupConcentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 1, POST1386.2 Titers
Infanrix Hexa GroupConcentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 3, POST2376.4 Titers
Infanrix Hexa GroupConcentrations for Anti-poliovirus Types 1, 2 and 3Anti-Polio 2, POST1537.2 Titers
Secondary

Concentrations for Anti-polyribosyl-ribitol Phosphate Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2))

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-polyribosyl-ribitol Phosphate Antibodies0.328 µg /mL
GSK217744 Group 2Concentrations for Anti-polyribosyl-ribitol Phosphate Antibodies0.288 µg /mL
Infanrix Hexa GroupConcentrations for Anti-polyribosyl-ribitol Phosphate Antibodies0.334 µg /mL
Secondary

Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies0.173 µg /mL
GSK217744 Group 2Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies0.175 µg /mL
Infanrix Hexa GroupConcentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies0.236 µg /mL
Secondary

Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies12.765 µg /mL
GSK217744 Group 2Concentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies15.904 µg /mL
Infanrix Hexa GroupConcentrations for Anti-polyribosyl-ribitol Phosphate (Anti-PRP) Antibodies17.099 µg /mL
Secondary

Concentrations for Anti-PRP Antibodies

Concentrations were expressed as geometric mean concentrations (GMCs). The seroprotection cut-off of the assay was 0.15 µg /mL.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-PRP Antibodies21.462 µg /mL
GSK217744 Group 2Concentrations for Anti-PRP Antibodies15.903 µg /mL
Infanrix Hexa GroupConcentrations for Anti-PRP Antibodies17.429 µg /mL
Secondary

Concentrations for Anti-PT, Anti-FHA and Anti-PRN

Concentrations were expressed as geometric mean concentrations (GMCs). Seropositivity cut-off assay was 5 EL.U/mL.

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
GSK217744 Group 1Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-FHA, PRE37.6 EL.U/mL
GSK217744 Group 1Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PT, PRE8.3 EL.U/mL
GSK217744 Group 1Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PRN, PRE11.6 EL.U/mL
GSK217744 Group 2Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-FHA, PRE34.0 EL.U/mL
GSK217744 Group 2Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PT, PRE7.9 EL.U/mL
GSK217744 Group 2Concentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PRN, PRE9.7 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PT, PRE9.9 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-PRN, PRE15.6 EL.U/mL
Infanrix Hexa GroupConcentrations for Anti-PT, Anti-FHA and Anti-PRNAnti-FHA, PRE45.7 EL.U/mL
Secondary

Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the assay cut-off of 5 ELISA units per milliliter (EL.U/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, POST81 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, POST79 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, POST81 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, POST82 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, POST81 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, POST81 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, POST89 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, POST89 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, POST90 Participants
Secondary

Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the assay cut-off of 5 ELISA units per milliliter (EL.U/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, PRE81 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, PRE68 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, PRE68 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, PRE81 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, PRE65 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, PRE69 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PT, PRE78 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-PRN, PRE83 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-Pertussis Toxoid (Anti-PT), Anti-Filamentous Haemagglutinin (Anti-FHA), Anti-Pertactin (Anti-PRN)Anti-FHA, PRE88 Participants
Secondary

Number of Seropositive Subjects for Anti-PNE Serotypes

A seropositive subject was defined as a vaccinated subject who had anti- pneumococcal antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL). The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 423 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 19F23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 6B23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 19A23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 523 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 7F23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 23F23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti- PNE 321 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 9V23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti- PNE 123 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 18C23 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 1423 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 6A23 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 1421 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 18C21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 19A21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 421 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 19F21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 23F21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 6A21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti- PNE 121 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 6B21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 7F21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 9V21 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti- PNE 318 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 521 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 23F20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti- PNE 120 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti- PNE 316 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 520 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 6A20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 6B20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 7F20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 9V20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 1420 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 18C20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 19A19 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 19F20 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PNE SerotypesAnti-PNE 420 Participants
Secondary

Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) Serotypes

A seropositive subject was defined as a vaccinated subject who had anti- pneumococcal antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL). The anti-PNE serotypes assessed were 1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F.

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 6A50 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 1449 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 6B50 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 23F50 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 9V50 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 7F50 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 150 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 550 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 19A49 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 340 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 19F50 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 18C49 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 450 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 450 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 6A50 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 150 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 343 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 550 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 6B49 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 7F50 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 9V50 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 1450 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 18C50 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 19A50 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 19F50 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 23F47 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 1453 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 343 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 19F53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 18C53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 153 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 453 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 19A53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 7F53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 6B53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 553 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 9V53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 6A53 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-pneumococcal (Anti-PNE) SerotypesAnti- PNE 23F52 Participants
Secondary

Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRN

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the assay cut-off of 5 ELISA units per milliliter (EL.U/mL).

Time frame: 1 month post booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-FHA, POST123 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PT, POST118 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PRN, POST122 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-FHA, POST122 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PT, POST121 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PRN, POST122 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PT, POST116 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PRN, POST117 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-FHA, POST117 Participants
Secondary

Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRN

A seropositive subject was a subject whose antibody concentration was greater than or equal to (≥) the assay cut-off of 5 ELISA units per milliliter (EL.U/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-FHA, PRE122 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PT, PRE95 Participants
GSK217744 Group 1Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PRN, PRE98 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-FHA, PRE117 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PT, PRE94 Participants
GSK217744 Group 2Number of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PRN, PRE92 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PT, PRE97 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-PRN, PRE105 Participants
Infanrix Hexa GroupNumber of Seropositive Subjects for Anti-PT, Anti-FHA, Anti-PRNAnti-FHA, PRE116 Participants
Secondary

Number of Seroprotected Subjects Against Anti-HBs Antigens

A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).

Time frame: Before (PRE) booaster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-HBs Antigens108 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-HBs Antigens100 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-HBs Antigens106 Participants
Secondary

Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens

A seroprotected subject was a subject whose antibody concentration was greater than or equal to the level defining clinical protection of 10 milli-international units per millilitre (mIU/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens68 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens74 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-Hepatitis B (Anti-HBs) Antigens78 Participants
Secondary

Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3

A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio 2, PRE78 Participants
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio 1, PRE95 Participants
GSK217744 Group 1Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE96 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio 2, PRE81 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio 1, PRE91 Participants
GSK217744 Group 2Number of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE99 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio 1, PRE92 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE91 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects Against Anti-Poliovirus Type 1, 2 and 3Anti-Polio 2, PRE74 Participants
Secondary

Number of Seroprotected Subjects for Anti-D and Anti-T Antibodies

A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-D, PRE107 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-T, PRE116 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-D, PRE114 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-T, PRE114 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-D, PRE104 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-D and Anti-T AntibodiesAnti-T, PRE111 Participants
Secondary

Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) Antibodies

A seroprotected subject was defined as a vaccinated subject who had anti-D and anti-T antibody concentrations ≥ 0.1 international units per milliliter (IU/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, PRE78 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, PRE76 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, PRE80 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, PRE78 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-T, PRE85 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-diphtheria (Anti-D) and Anti-tetanus (Anti-T) AntibodiesAnti-D, PRE84 Participants
Secondary

Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3

A seroprotected subject was a subject whose antibody titre was greater than or equal to the level defining clinical protection of 8.

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, PRE38 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, PRE50 Participants
GSK217744 Group 1Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE51 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, PRE44 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, PRE54 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE43 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 1, PRE56 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio, 3 PRE61 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-poliovirus Type 1, 2 and 3Anti-Polio 2, PRE44 Participants
Secondary

Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)

A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)41 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)45 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-polyribosyl-ribitol Phosphate (Anti-PRP)52 Participants
Secondary

Number of Seroprotected Subjects for Anti-PRP

A seroprotected subject was defined as a vaccinated subject who had anti-PRP antibody concentrations ≥ 0.15 micrograms per milliliter (µg/mL).

Time frame: Before (PRE) booster vaccination (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Seroprotected Subjects for Anti-PRP92 Participants
GSK217744 Group 2Number of Seroprotected Subjects for Anti-PRP78 Participants
Infanrix Hexa GroupNumber of Seroprotected Subjects for Anti-PRP81 Participants
Secondary

Number of Subjects Reporting Any SAEs

SAEs assessed include medical occurrences that results in death, are life threatening, require hospitalization or prolongation of hospitalization, results in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subjects. Any SAE = any SAE regardless of assessment of relationship to study vaccination.

Time frame: During the entire study period (Days 0-30). (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any SAEs0 Participants
GSK217744 Group 2Number of Subjects Reporting Any SAEs2 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any SAEs0 Participants
Secondary

Number of Subjects Reporting Any Serious Adverse Events (SAEs)

SAEs assessed include medical occurrences that results in death, are life threatening, require hospitalization or prolongation of hospitalization, results in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subjects. Any SAE = any SAE regardless of assessment of relationship to study vaccination.

Time frame: During the entire study period (Days 0-30). (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Serious Adverse Events (SAEs)0 Participants
GSK217744 Group 2Number of Subjects Reporting Any Serious Adverse Events (SAEs)0 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Serious Adverse Events (SAEs)0 Participants
Secondary

Number of Subjects Reporting Any Solicited General Symptom

Solicited local symptoms assessed were drowsiness, irritability/fussiness, loss of appetite and fever \[axillary temperature above (≥) 37.5 degrees Celsius (°C)\]. Any = occurrence of any local symptom regardless of intensity grade.

Time frame: During the 4-day (Days 0-3) post-vaccination period. (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomAny drowsiness52 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomAny irritability/fussiness66 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomAny loss of appetite42 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomAny fever58 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomAny fever50 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomAny drowsiness40 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomAny loss of appetite37 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomAny irritability/fussiness58 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomAny fever52 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomAny irritability/fussiness62 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomAny loss of appetite34 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomAny drowsiness40 Participants
Secondary

Number of Subjects Reporting Any Solicited General Symptoms

Solicited local symptoms assessed were drowsiness, irritability/fussiness, loss of appetite and fever \[axillary temperature above (≥) 37.5 degrees Celsius (°C)\]. Any = occurrence of any local symptom regardless of intensity grade.

Time frame: During the 4-day (Days 0-3) post-vaccination period. (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomsAny loss of appetite43 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomsAny drowsiness54 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomsAny irritability/fussiness69 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited General SymptomsAny fever42 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomsAny fever41 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomsAny loss of appetite45 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomsAny irritability/fussiness73 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited General SymptomsAny drowsiness47 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomsAny fever37 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomsAny drowsiness47 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomsAny irritability/fussiness74 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited General SymptomsAny loss of appetite46 Participants
Secondary

Number of Subjects Reporting Any Solicited Local Symptom

Solicited local symptoms assessed were pain, redness and swelling. Any = occurrence of any local symptom regardless of intensity grade.

Time frame: During the 4-day (Days 0-3) post-vaccination period. (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Solicited Local SymptomAny redness47 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited Local SymptomAny pain76 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited Local SymptomAny swelling43 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited Local SymptomAny redness36 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited Local SymptomAny pain66 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited Local SymptomAny swelling34 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited Local SymptomAny pain64 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited Local SymptomAny swelling38 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited Local SymptomAny redness40 Participants
Secondary

Number of Subjects Reporting Any Solicited Local Symptoms

Solicited local symptoms assessed were pain, redness and swelling. Any = occurrence of any local symptom regardless of intensity grade.

Time frame: During the 4-day (Days 0-3) post-vaccination period. (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Solicited Local SymptomsAny redness55 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited Local SymptomsAny pain56 Participants
GSK217744 Group 1Number of Subjects Reporting Any Solicited Local SymptomsAny swelling45 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited Local SymptomsAny redness56 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited Local SymptomsAny pain67 Participants
GSK217744 Group 2Number of Subjects Reporting Any Solicited Local SymptomsAny swelling43 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited Local SymptomsAny pain63 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited Local SymptomsAny swelling48 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Solicited Local SymptomsAny redness59 Participants
Secondary

Number of Subjects Reporting Any Unsolicited Adverse Events (AEs)

An unsolicited AE is any AE (i.e. any untoward medical occurrence in a patient or clinical investigation subject, temporally associated with use of a medicinal product, whether or not considered related to the medicinal product) reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any = occurrence of an AE regardless of intensity grade or relationship to study vaccination.

Time frame: Within the 31-day (Days 0-30) follow up period after vaccination. (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Unsolicited Adverse Events (AEs)42 Participants
GSK217744 Group 2Number of Subjects Reporting Any Unsolicited Adverse Events (AEs)39 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Unsolicited Adverse Events (AEs)67 Participants
Secondary

Number of Subjects Reporting Any Unsolicited AEs

An unsolicited AE is any AE (i.e. any untoward medical occurrence in a patient or clinical investigation subject, temporally associated with use of a medicinal product, whether or not considered related to the medicinal product) reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any = occurrence of an AE regardless of intensity grade or relationship to study vaccination.

Time frame: Within the 31-day (Days 0-30) follow up period after vaccination. (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the Total Vaccinated cohort, which included all subjects with the booster vaccine administration documented.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects Reporting Any Unsolicited AEs38 Participants
GSK217744 Group 2Number of Subjects Reporting Any Unsolicited AEs27 Participants
Infanrix Hexa GroupNumber of Subjects Reporting Any Unsolicited AEs31 Participants
Secondary

Number of Subjects With Booster Response to Anti-pertussis Antigens

Booster response defined as : - For initially seronegative subjects, antibody concentration ≥ 5 EL.U/mL one month after booster vaccination - For initially seropositive subjects, antibody concentration at Post-booster ≥ 2 fold the pre-vaccination antibody concentration

Time frame: 1 month poste booster vaccination (POST) (subjects enrolled after protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (NUMBER)
GSK217744 Group 1Number of Subjects With Booster Response to Anti-pertussis AntigensAnti-FHA120 Subjects
GSK217744 Group 1Number of Subjects With Booster Response to Anti-pertussis AntigensAnti-PT118 Subjects
GSK217744 Group 1Number of Subjects With Booster Response to Anti-pertussis AntigensAnti-PRN121 Subjects
GSK217744 Group 2Number of Subjects With Booster Response to Anti-pertussis AntigensAnti-FHA115 Subjects
GSK217744 Group 2Number of Subjects With Booster Response to Anti-pertussis AntigensAnti-PT119 Subjects
GSK217744 Group 2Number of Subjects With Booster Response to Anti-pertussis AntigensAnti-PRN120 Subjects
Infanrix Hexa GroupNumber of Subjects With Booster Response to Anti-pertussis AntigensAnti-PT110 Subjects
Infanrix Hexa GroupNumber of Subjects With Booster Response to Anti-pertussis AntigensAnti-PRN115 Subjects
Infanrix Hexa GroupNumber of Subjects With Booster Response to Anti-pertussis AntigensAnti-FHA113 Subjects
Secondary

Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)

Booster response defined as : - For initially seronegative subjects, antibody concentration ≥ 5 EL.U/mL one month after booster vaccination - For initially seropositive subjects, antibody concentration at Post-booster ≥ 2 fold the pre-vaccination antibody concentration

Time frame: 1 month post booster vaccination (POST) (subjects enrolled before protocol amendment 2)

Population: The analysis was performed on the According-To-Protocol cohort for immunogenicity, which included all evaluable subjects who met all eligibility criteria, who complied the booster protocol and for whom assay results were available for antibodies against at least one study vaccine antigen at the post-booster vaccination blood-sampling time point.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
GSK217744 Group 1Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-FHA79 Participants
GSK217744 Group 1Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-PT72 Participants
GSK217744 Group 1Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-PRN81 Participants
GSK217744 Group 2Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-FHA81 Participants
GSK217744 Group 2Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-PT77 Participants
GSK217744 Group 2Number of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-PRN80 Participants
Infanrix Hexa GroupNumber of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-PT86 Participants
Infanrix Hexa GroupNumber of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-PRN87 Participants
Infanrix Hexa GroupNumber of Subjects With Booster Response to Anti-pertussis Antigens (Anti-PT, Anti-FHA and Anti-PRN)Anti-FHA87 Participants

Source: ClinicalTrials.gov · Data processed: Feb 27, 2026