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Follow-up to Welcome Study C87042 [NCT00308581] Examining Certolizumab Pegol (CDP870) in Subjects With Crohn's Disease

Open Label Long Term Clinical Trial Evaluating Efficacy and Safety of Chronic Therapy With Certolizumab Pegol, a PEGylated Fab Fragment of Humanized Antibody to Tumor Necrosis Factor Alpha (TNF) in Patients Suffering From Crohn's Disease and Having Completed C87042 Study.

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00333788
Acronym
Welcome2
Enrollment
233
Registered
2006-06-06
Start date
2006-10-31
Completion date
2010-04-30
Last updated
2018-08-07

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

Conditions

Crohn's Disease

Keywords

Crohn's Disease, Certolizumab pegol, CDP870, Cimzia

Brief summary

The study will continue to assess the safety of certolizumab pegol (CDP870) as well as examine the evolution of long term efficacy in Crohn's disease patients who completed study C87042 \[NCT00308581\]. It will also assess the effect of subcutaneous CDP870 400 mg on direct cost parameters.

Interventions

400 mg subcutaneous (sc) injection of Certolizumab pegol (CDP870) every 2 (Q2W) or 4 (Q4W) weeks

Sponsors

UCB Pharma
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients having completed study C87042 \[NCT00308581\] (previously treated with infliximab)

Exclusion criteria

* Subject withdraw from C87042 \[NCT00308581\] study * Subject who received treatment other than certolizumab pegol and other than medications permitted in C87042 \[NCT00308581\] study * Subjects from countries where certolizumab pegol is authorized in Crohn's disease treatment * Female patients of childbearing age who are NOT practicing (in the Investigator's opinion) effective birth control. All female patients must test negative on a serum pregnancy test before study entry and negative on urine testing immediately before every certolizumab pegol administration

Design outcomes

Primary

MeasureTime frameDescription
Occurrence of at Least One Study-emergent Adverse Event During the Study (Maximum 164 Weeks)Maximum 164 weeksStudy-emergent adverse events are defined as treatment-emergent adverse events with an onset date on or after the first study drug administration date of this study but not later than 12 weeks (84 days) after last injection. Results are presented as the percentage of subjects with at least one treatment-emergent adverse event during this study.

Secondary

MeasureTime frameDescription
Clinical Response at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]Baseline of study C87042 (NCT00308581) and Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]Clinical response is defined as at least a 100 point decrease from Baseline of study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI). CDAI is used to quantify the symptoms of Crohn's disease. A score of 150 or below indicates remission and a score above 450 indicates extremely severe disease. Results are presented as the percentage of subjects achieving clinical response at Last visit.
Remission at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]Remission is defined as a Crohn's Disease Activity Index (CDAI) score ≤ 150 points CDAI is used to quantify the symptoms of Crohn's disease. A score of 150 or below indicates remission and a score above 450 indicates extremely severe disease. Results are presented as the percentage of subjects in remission at Last visit.
Change From Baseline of Study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI) at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]Baseline of study C87042 (NCT00308581) and Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]CDAI is used to quantify the symptoms of Crohn's disease. A score of 150 or below indicates remission and a score above 450 indicates extremely severe disease.
Time to Loss of Response After Baseline of Study C87042 (NCT00308581) on Subjects Who Were in Clinical Response at Baseline of This StudyMaximum 154 weeksClinical response at Baseline of this study of at least a 100 point decrease from Baseline of study C87042 in Crohn's Disease Activity Index (CDAI) Loss of response = both a CDAI score \>150 points and a minimum increase in CDAI of 70 points versus Baseline (Week 26 of study C87042) as confirmed at 2 consecutive visits. Subjects losing response will be considered as having the event on the date of the first visit where response was lost. Subjects who discontinued the study without having lost response will be censored on the date of discontinuation (i.e. date of last visit performed).
Occurrence of at Least 1 Hospital Stay During the Treatment PeriodMaximum 152 weeksThe Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the percentage of subjects with at least 1 hospital stay during the treatment period.
Occurrence of at Least 1 Hospital Stay During the Follow-Up PeriodMaximum 12 weeksFollow-up period starts the day after the last injection up to 84 days after last injection. Results are presented as the percentage of subjects with at least 1 hospital stay during the follow-up period.
Occurrence of at Least 1 Hospital Stay During the During the Overall PeriodMaximum 164 weeksOverall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the percentage of subjects with at least 1 hospital stay during the overall period.
Length of Hospital Stays During the Treatment PeriodMaximum 152 weeksThe Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit.
Length of Hospital Stays During the Follow-Up PeriodMaximum 12 weeksFollow-up period starts the day after the last injection up to 84 days after last injection.
Length of Hospital Stays During the Overall PeriodMaximum 164 weeksOverall period corresponds to both treatment and follow-up periods in C87046.
Occurrence of at Least 1 Emergency Room Visit During the Treatment PeriodMaximum 152 weeksThe Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the percentage of subjects with at least 1 emergency room visit during the treatment period.
Maintenance of Response at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals] Among the Subjects in Clinical Response at Baseline of This Study (Week 26 of Study C87042).Baseline (corresponding to Week 26 of study C87042 (NCT00308581) and Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]Clinical response is defined as at least a 100 point decrease from Baseline of study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI). Subjects maintained their clinical response at Last Visit if they did not meet criteria for loss of response \[CDAI score \>150 points and a minimum increase in CDAI of 70 points versus Baseline of study C87042 (NCT00308581)\] at 2 consecutive visits. A CDAI score of 150 or below indicates remission and a score above 450 indicates extremely severe disease. Results are presented as the percentage of subjects maintaining response at Last visit.
Occurrence of at Least 1 Emergency Room Visit During the Overall PeriodMaximum 164 weeksOverall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the percentage of subjects with at least 1 emergency room visit during the overall period.
Occurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment PeriodMaximum 152 weeksThe Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Medication categories are anti tumor necrosis factor (anti-TNFs), immunosuppressants, corticosteroids, 5 aminosalicylic acid (5-ASA) and antibiotics. Results are presented as the percentage of subjects with at least 1 concomitant medication potentially influencing Crohn's disease during the treatment period.
Occurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up PeriodMaximum 12 weeksFollow-up period start the day after the last injection up to 84 days after last injection. Medication categories are anti tumor necrosis factor (anti-TNFs), immunosuppressants, corticosteroids, 5 aminosalicylic acid (5-ASA) and antibiotics. Results are presented as the percentage of subjects with at least 1 concomitant medication potentially influencing Crohn's disease during the follow-up period.
Occurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall PeriodMaximum 164 weeksOverall period corresponds to both treatment and follow-up periods in C87046. Medication categories are anti tumor necrosis factor (anti-TNFs), immunosuppressants, corticosteroids, 5 aminosalicylic acid (5-ASA) and antibiotics. Results are presented as the percentage of subjects with at least 1 concomitant medication potentially influencing Crohn's disease during the overall period.
Occurrence of at Least 1 General Concomitant Medication During the Treatment PeriodMaximum 152 weeksThe Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the number of subjects who used at least 1 concomitant medication during the treatment period.
Occurrence of at Least 1 General Concomitant Medication During the Follow-Up PeriodMaximum 12 weeksFollow-up period start the day after the last injection up to 84 days after last injection. Results are presented as the number of subjects who used at least 1 concomitant medication during the follow-up period.
Occurrence of at Least 1 General Concomitant Medication During the Overall PeriodMaximum 164 weeksOverall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the number of subjects who used at least 1 concomitant medication during the overall period.
Occurrence of at Least 1 Concurrent Medical Procedure During the Treatment Period.Maximum 152 weeksThe Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the number of subjects who had at least 1 concurrent medical procedure during the treatment period.
Occurrence of at Least 1 Concurrent Medical Procedure During the Follow-Up PeriodMaximum 12 weeksFollow-up period start the day after the last injection up to 84 days after last injection. Results are presented as the number of subjects who had at least 1 concurrent medical procedure during the follow-up period.
Occurrence of at Least 1 Concurrent Medical Procedure During the Overall PeriodMaximum 164 weeksOverall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the number of subjects who had at least 1 concurrent medical procedure during the overall period.
Occurrence of at Least 1 Emergency Room Visit During the Follow-Up PeriodMaximum 12 weeksFollow-up period starts the day after the last injection up to 84 days after last injection. Results are presented as the percentage of subjects with at least 1 emergency room visit during the follow-up period.

Countries

Austria, Belgium, Canada, France, Germany, Italy, Netherlands, Spain, Sweden, Switzerland, United Kingdom, United States

Participant flow

Recruitment details

This study started in October 2006, with recruitment in the United States, Austria, Belgium, Canada, France, Germany, Italy, Spain, Sweden, Switzerland, the United Kingdom and the Netherlands. This study completed in April 2010.

Pre-assignment details

The summary of Participant Flow is based on the All Subjects Population.

Participants by arm

ArmCount
Certolizumab Pegol 400 mg
400 mg subcutaneous injection of certolizumab pegol every 2 (Q2W) or 4 (Q4W) weeks
229
Total229

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyAdverse Event44
Overall StudyLack of Efficacy80
Overall StudyLost to Follow-up2
Overall StudyOther: Investigator decision1
Overall StudyOther: Medical monitor decision1
Overall StudyOther: Moved2
Overall StudyOther: Non-compliance2
Overall StudyOther: Physician decision1
Overall StudyOther: Quality of life concern1
Overall StudyOther: Recurrent squamaous cell cancer1
Overall StudyOther: Signed consent for another study1
Overall StudyOther: Sponsor decision1
Overall StudyOther: Subject in need of an Entocort1
Overall StudyWithdrawal by Subject24

Baseline characteristics

CharacteristicCertolizumab Pegol 400 mg
Age, Categorical
<=18 years
1 Participants
Age, Categorical
>=65 years
4 Participants
Age, Categorical
Between 18 and 65 years
224 Participants
Age, Continuous31.8 years
STANDARD_DEVIATION 11.6
Region of Enrollment
Austria
8 participants
Region of Enrollment
Belgium
30 participants
Region of Enrollment
Canada
20 participants
Region of Enrollment
France
20 participants
Region of Enrollment
Germany
34 participants
Region of Enrollment
Italy
24 participants
Region of Enrollment
Netherlands
2 participants
Region of Enrollment
Spain
6 participants
Region of Enrollment
Sweden
2 participants
Region of Enrollment
Switzerland
4 participants
Region of Enrollment
United Kingdom
9 participants
Region of Enrollment
United States
70 participants
Sex: Female, Male
Female
146 Participants
Sex: Female, Male
Male
83 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
190 / 229
serious
Total, serious adverse events
73 / 229

Outcome results

Primary

Occurrence of at Least One Study-emergent Adverse Event During the Study (Maximum 164 Weeks)

Study-emergent adverse events are defined as treatment-emergent adverse events with an onset date on or after the first study drug administration date of this study but not later than 12 weeks (84 days) after last injection. Results are presented as the percentage of subjects with at least one treatment-emergent adverse event during this study.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)
Certolizumab Pegol 400 mgOccurrence of at Least One Study-emergent Adverse Event During the Study (Maximum 164 Weeks)92.6 percentage of participants
Secondary

Change From Baseline of Study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI) at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

CDAI is used to quantify the symptoms of Crohn's disease. A score of 150 or below indicates remission and a score above 450 indicates extremely severe disease.

Time frame: Baseline of study C87042 (NCT00308581) and Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

Population: Of the 233 subjects in the study, 215 are in the Intent to Treat (ITT) population with Crohn's Disease Activity Index (CDAI) scores at Baseline and Last/Withdrawal visits and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (MEAN)Dispersion
Certolizumab Pegol 400 mgChange From Baseline of Study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI) at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]-121.52 score on a scaleStandard Deviation 99.61
Secondary

Clinical Response at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

Clinical response is defined as at least a 100 point decrease from Baseline of study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI). CDAI is used to quantify the symptoms of Crohn's disease. A score of 150 or below indicates remission and a score above 450 indicates extremely severe disease. Results are presented as the percentage of subjects achieving clinical response at Last visit.

Time frame: Baseline of study C87042 (NCT00308581) and Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)
Certolizumab Pegol 400 mgClinical Response at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]53.3 percentage of participants
Secondary

Length of Hospital Stays During the Follow-Up Period

Follow-up period starts the day after the last injection up to 84 days after last injection.

Time frame: Maximum 12 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (MEAN)Dispersion
Certolizumab Pegol 400 mgLength of Hospital Stays During the Follow-Up Period2.782 daysStandard Deviation 7.743
Secondary

Length of Hospital Stays During the Overall Period

Overall period corresponds to both treatment and follow-up periods in C87046.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (MEAN)Dispersion
Certolizumab Pegol 400 mgLength of Hospital Stays During the Overall Period4.620 daysStandard Deviation 9.704
Secondary

Length of Hospital Stays During the Treatment Period

The Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit.

Time frame: Maximum 152 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (MEAN)Dispersion
Certolizumab Pegol 400 mgLength of Hospital Stays During the Treatment Period1.838 daysStandard Deviation 5.785
Secondary

Maintenance of Response at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals] Among the Subjects in Clinical Response at Baseline of This Study (Week 26 of Study C87042).

Clinical response is defined as at least a 100 point decrease from Baseline of study C87042 (NCT00308581) in Crohn's Disease Activity Index (CDAI). Subjects maintained their clinical response at Last Visit if they did not meet criteria for loss of response \[CDAI score \>150 points and a minimum increase in CDAI of 70 points versus Baseline of study C87042 (NCT00308581)\] at 2 consecutive visits. A CDAI score of 150 or below indicates remission and a score above 450 indicates extremely severe disease. Results are presented as the percentage of subjects maintaining response at Last visit.

Time frame: Baseline (corresponding to Week 26 of study C87042 (NCT00308581) and Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

Population: Of the 233 subjects in the study, 166 are in the Intent to Treat (ITT) population and were in clinical response at Baseline of this study, and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)
Certolizumab Pegol 400 mgMaintenance of Response at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals] Among the Subjects in Clinical Response at Baseline of This Study (Week 26 of Study C87042).61.8 percentage of participants
Secondary

Occurrence of at Least 1 Concurrent Medical Procedure During the Follow-Up Period

Follow-up period start the day after the last injection up to 84 days after last injection. Results are presented as the number of subjects who had at least 1 concurrent medical procedure during the follow-up period.

Time frame: Maximum 12 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)
Certolizumab Pegol 400 mgOccurrence of at Least 1 Concurrent Medical Procedure During the Follow-Up Period84 participants
Secondary

Occurrence of at Least 1 Concurrent Medical Procedure During the Overall Period

Overall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the number of subjects who had at least 1 concurrent medical procedure during the overall period.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)
Certolizumab Pegol 400 mgOccurrence of at Least 1 Concurrent Medical Procedure During the Overall Period173 participants
Secondary

Occurrence of at Least 1 Concurrent Medical Procedure During the Treatment Period.

The Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the number of subjects who had at least 1 concurrent medical procedure during the treatment period.

Time frame: Maximum 152 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Concurrent Medical Procedure During the Treatment Period.148 participants 4.656
Secondary

Occurrence of at Least 1 Emergency Room Visit During the Follow-Up Period

Follow-up period starts the day after the last injection up to 84 days after last injection. Results are presented as the percentage of subjects with at least 1 emergency room visit during the follow-up period.

Time frame: Maximum 12 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Emergency Room Visit During the Follow-Up Period6.1 percentage of participants 0.265
Secondary

Occurrence of at Least 1 Emergency Room Visit During the Overall Period

Overall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the percentage of subjects with at least 1 emergency room visit during the overall period.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Emergency Room Visit During the Overall Period19.2 percentage of participants 0.471
Secondary

Occurrence of at Least 1 Emergency Room Visit During the Treatment Period

The Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the percentage of subjects with at least 1 emergency room visit during the treatment period.

Time frame: Maximum 152 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Emergency Room Visit During the Treatment Period13.1 percentage of participants 0.413
Secondary

Occurrence of at Least 1 General Concomitant Medication During the Follow-Up Period

Follow-up period start the day after the last injection up to 84 days after last injection. Results are presented as the number of subjects who used at least 1 concomitant medication during the follow-up period.

Time frame: Maximum 12 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 General Concomitant Medication During the Follow-Up Period71 participants 3.395
Secondary

Occurrence of at Least 1 General Concomitant Medication During the Overall Period

Overall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the number of subjects who used at least 1 concomitant medication during the overall period.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 General Concomitant Medication During the Overall Period195 participants 10.948
Secondary

Occurrence of at Least 1 General Concomitant Medication During the Treatment Period

The Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the number of subjects who used at least 1 concomitant medication during the treatment period.

Time frame: Maximum 152 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 General Concomitant Medication During the Treatment Period185 participants 10.172
Secondary

Occurrence of at Least 1 Hospital Stay During the During the Overall Period

Overall period corresponds to both treatment and follow-up periods in C87046. Results are presented as the percentage of subjects with at least 1 hospital stay during the overall period.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Hospital Stay During the During the Overall Period37.6 percentage of participants 0.953
Secondary

Occurrence of at Least 1 Hospital Stay During the Follow-Up Period

Follow-up period starts the day after the last injection up to 84 days after last injection. Results are presented as the percentage of subjects with at least 1 hospital stay during the follow-up period.

Time frame: Maximum 12 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Hospital Stay During the Follow-Up Period21.8 percentage of participants 0.578
Secondary

Occurrence of at Least 1 Hospital Stay During the Treatment Period

The Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Results are presented as the percentage of subjects with at least 1 hospital stay during the treatment period.

Time frame: Maximum 152 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least 1 Hospital Stay During the Treatment Period21.4 percentage of participants 0.73
Secondary

Occurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up Period

Follow-up period start the day after the last injection up to 84 days after last injection. Medication categories are anti tumor necrosis factor (anti-TNFs), immunosuppressants, corticosteroids, 5 aminosalicylic acid (5-ASA) and antibiotics. Results are presented as the percentage of subjects with at least 1 concomitant medication potentially influencing Crohn's disease during the follow-up period.

Time frame: Maximum 12 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureGroupValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up PeriodAnti tumor necrosis factor (Anti-TNF)16.2 percentage of participants 0.702
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up PeriodImmunosuppresants5.2 percentage of participants 0.25
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up PeriodCorticosteroids15.3 percentage of participants 0.622
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up Period5- Aminosalicylic Acid (5-ASA)2.2 percentage of participants 0.185
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Follow-Up PeriodAntibiotics14.0 percentage of participants 0.829
Secondary

Occurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall Period

Overall period corresponds to both treatment and follow-up periods in C87046. Medication categories are anti tumor necrosis factor (anti-TNFs), immunosuppressants, corticosteroids, 5 aminosalicylic acid (5-ASA) and antibiotics. Results are presented as the percentage of subjects with at least 1 concomitant medication potentially influencing Crohn's disease during the overall period.

Time frame: Maximum 164 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureGroupValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall PeriodAnti tumor necrosis factor (Anti-TNF)16.2 percentage of participants 0.716
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall PeriodImmunosuppressants8.3 percentage of participants 0.337
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall PeriodCorticosteroids35.4 percentage of participants 0.986
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall Period5- Aminosalicylic Acid (5-ASA)7.0 percentage of participants 0.408
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Overall PeriodAntibiotics62.4 percentage of participants 2.974
Secondary

Occurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment Period

The Treatment Period is defined from the first administration of study drug in C87046 to the last/withdrawal study drug administration visit. Medication categories are anti tumor necrosis factor (anti-TNFs), immunosuppressants, corticosteroids, 5 aminosalicylic acid (5-ASA) and antibiotics. Results are presented as the percentage of subjects with at least 1 concomitant medication potentially influencing Crohn's disease during the treatment period.

Time frame: Maximum 152 weeks

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureGroupValue (NUMBER)Dispersion
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment PeriodAntibiotics55.5 percentage of participants 2.889
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment PeriodAnti tumor necrosis factor (Anti-TNF)0.4 percentage of participants 0.066
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment PeriodImmunosuppressants3.9 percentage of participants 0.195
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment PeriodCorticosteroids24.0 percentage of participants 0.733
Certolizumab Pegol 400 mgOccurrence of at Least One Concomitant Medication Potentially Influencing Crohn's Disease During the Treatment Period5- Aminosalicylic Acid (5-ASA)5.2 percentage of participants 0.356
Secondary

Remission at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

Remission is defined as a Crohn's Disease Activity Index (CDAI) score ≤ 150 points CDAI is used to quantify the symptoms of Crohn's disease. A score of 150 or below indicates remission and a score above 450 indicates extremely severe disease. Results are presented as the percentage of subjects in remission at Last visit.

Time frame: Last Visit [Up to the maximum study duration observed in the study (Week 154) or the Withdrawal Visit for Premature Withdrawals]

Population: Of the 233 subjects in the study, 229 are in the Intent to Treat (ITT) population and are included in this analysis. Note that the ITT population is the same as the Safety Set (SS) population.

ArmMeasureValue (NUMBER)
Certolizumab Pegol 400 mgRemission at Last Visit [Up to the Maximum Study Duration Observed in the Study (Week 154) or the Withdrawal Visit for Premature Withdrawals]40.6 percentage of participants
Secondary

Time to Loss of Response After Baseline of Study C87042 (NCT00308581) on Subjects Who Were in Clinical Response at Baseline of This Study

Clinical response at Baseline of this study of at least a 100 point decrease from Baseline of study C87042 in Crohn's Disease Activity Index (CDAI) Loss of response = both a CDAI score \>150 points and a minimum increase in CDAI of 70 points versus Baseline (Week 26 of study C87042) as confirmed at 2 consecutive visits. Subjects losing response will be considered as having the event on the date of the first visit where response was lost. Subjects who discontinued the study without having lost response will be censored on the date of discontinuation (i.e. date of last visit performed).

Time frame: Maximum 154 weeks

Population: Of the 233 subjects in the study 153 are in the Modified Intent to Treat (MITT) population and are responders at Baseline of this study and are in this analysis. The MITT population includes subjects that are in the ITT population that were correctly randomized at Week 6 of study C87042 (NCT00308581).

ArmMeasureValue (MEDIAN)Dispersion
Certolizumab Pegol 400 mgTime to Loss of Response After Baseline of Study C87042 (NCT00308581) on Subjects Who Were in Clinical Response at Baseline of This Study169.5 daysFull Range 274.1

Source: ClinicalTrials.gov · Data processed: Mar 12, 2026