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Basic Documentation of Adalimumab (Humira) in Patients With Ankylosing Spondylitis (AS)

Safety and Effectiveness of Adalimumab in Patients With Ankylosing Spondylitis in Routine Clinical Practice

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01079182
Enrollment
4681
Registered
2010-03-03
Start date
2006-01-31
Completion date
2014-05-31
Last updated
2015-07-09

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

Conditions

Ankylosing Spondylitis

Keywords

Daily practice, Humira, Efficacy, Safety, Ankylosing spondylitis

Brief summary

The research question explored in this study was whether the effectiveness and safety of adalimumab in participants with ankylosing spondylitis was maintained during long-term therapy in routine clinical practice in Germany.

Detailed description

This was a postmarketing observational study (PMOS) for participants with insufficiently controlled, moderate to severe, active AS who were eligible for adalimumab therapy. Participants started treatment with adalimumab under normal clinical settings in Germany. Enrolled participants were followed during adalimumab therapy . Participants were assessed during regular clinic visits for up to 24 months and 359 clinicians (rheumatologists/orthopedists/general practitioners/internist) participated in the study. Since this was an observational trial, not all doctors followed the stated age limitations and some participants under the age of 18 were enrolled.

Interventions

None listed

Sponsors

AbbVie (prior sponsor, Abbott)
Lead SponsorINDUSTRY

Study design

Observational model
CASE_ONLY
Time perspective
PROSPECTIVE

Eligibility

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

Inclusion criteria

1. Participants with active, AS for at least 4 weeks (BASDAI greater than or equal to 4). 2. Participants who failed treatment with two non-steroidal anti-inflammatory drugs (NSAIDs). 3. No contraindications for anti-tumor necrosis factors (TNF) therapy.

Exclusion criteria

1\. Participants who do not meet the above listed inclusion criteria.

Design outcomes

Primary

MeasureTime frameDescription
Mean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsThe BASDAI was a six question, participant-reported measure of overall disease activity that probed the level of fatigue, neck/back/hip pain, peripheral joint swelling and pain, localized tenderness, as well as morning stiffness severity and duration. It was scored on a numerical rating scale that ranged from 0 (no symptoms) to 10 (severe symptoms), and the minimum clinically important difference (MCID) was 1.0. The final BASDAI score was calculated using the following equation, in which 01 - 06 represents the question number: (BASDAI01 + BASDAI02 + BASDAI03 + BASDAI04 + BASDAI05/2 + BASDAI06\*1.25/2)/5. The scale for question 6 was reduced to 0-8 since BASDAI06 was multiplied by 1.25. Data are reported as the mean change total score from baseline (Month 0).
Mean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsThe BASFI was a ten question, participant-reported measure that evaluated physical function. Each question was scored on a numerical rating scale that ranged from 0 (no functional impairment) to 10 (maximal impairment), and the MCID was 0.7. The mean of the ten questions was the total BASFI score. Data are reported as the mean change of total score from baseline (Month 0).
Number of Participants With Drug-Related Adverse Events (AEs)From signing of informed consent up to 24 monthsAn adverse event/adverse experience was any reaction, side effect or other untoward event associated with the use of a drug in humans, whether or not the event was considered drug related. This included adverse events occurring from accidental or deliberate drug overdose, from drug abuse, or from drug withdrawal. Exacerbations of pre-existing conditions are also considered adverse events. Data presented are adverse events that are drug-related and are detailed in the adverse event section of this report.

Secondary

MeasureTime frameDescription
Mean Erythrocyte Sedimentation Rate (ESR)At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsPlasma concentrations of ESR were assessed as a marker of systemic inflammation that provided insights into the overall anti-inflammatory effect of rheumatologic therapies.
Mean Plasma Concentrations of C-Reactive Protein (CRP)At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsPlasma concentrations of CRP were assessed as a marker of systemic inflammation that provided insights into the overall anti-inflammatory effect of rheumatologic therapies.
Mean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsThe BAS-G was a participant-reported instrument with two items. In the first item, the participant rated the effect of their disease over the last week, and in the second item, the participant rated the effect of their disease over the previous 6 months. Each item of the BAS-G was scored on a scale ranging from 0 (no effect) to 10 (very severe effect). The mean of the two scores was the total BAS-G score and the MCID was 1.5.
Mean Global Assessment of Disease Activity ScoreAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsGlobal Assessment of Disease Activity was a participant-reported measure that evaluated disease activity. It was scored on a scale that ranged from 0 to 10; lower scores indicated better patient status.
Mean Participant Fatigue ScoreAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsUsing the BASDAI questionnaire, participants assessed the overall level of fatigue/tiredness experienced by him/her. It was scored on a numerical rating scale from 0 (no symptoms) to 10 (severe symptoms).
Percentage of Participants With Morning StiffnessAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsMorning stiffness was a participant-reported assessment. The number of participants with morning stiffness were assessed at each visit.
Mean Duration of Morning StiffnessAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsParticipants accessed the duration of morning stiffness in 15 minute intervals from 0 to 2 hours. Data are reported as the mean duration of morning stiffness ± standard deviation.
Percentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaAt 3, 6, 9, 12, 18, and 24 monthsThis is a four domain (participant global assessment of disease activity, assessment of spinal pain, assessment of function (BASFI), and assessment of duration/severity of morning stiffness (mean of BASDAI questions 5 and 6)), participant-reported assessment scored on a scale from 0 (best) to 10 (worst). To qualify for a 20% improvement, participants were required to have an improvement of greater than or equal to 20% and greater than or equal to 1 unit in at least 3 domains, and no worsening of greater than or equal to 20% and greater than or equal to 1 unit in the remaining domain. To achieve a 40% improvement, participants were required to have an improvement of greater than or equal to 40% and greater than or equal to 2 units in at least 3 domains, and no worsening at all in the remaining domain.
Percentage of Participants Achieving ASAS Partial Remission CriteriaAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsThis is a four domain (participant global assessment of disease activity, assessment of spinal pain, assessment of function (BASFI), and assessment of duration/severity of morning stiffness (mean of BASDAI questions 5 and 6)), participant-reported assessment scored on a scale from 0 (best) to 10 (worst). To qualify for a partial remission, participants had to have values of 2 or less (on a scale of 10) in each of the 4 domains.
Mean Participant Pain ScoreAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsUsing the BASDAI questionnaire, participants assessed the overall level of AS neck, back or hip pain experienced by him/her. It was scored on a numerical rating scale from 0 (no symptoms) to 10 (severe symptoms).
Percentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months
Mean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months
Percentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months
Mean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months
Percentage of Participants on Adalimumab MonotherapyAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months
Percentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months
Percentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsParticipants with concomitant pain relief/anti-inflammatory agents like analgesics, non-steroidal anti-inflammatory drugs (NSAIDs), cyclooxygenase-2 (COX-2) inhibitors, and systemic glucocorticoids were assessed during the study period.
Mean Equivalent Dose of PrednisoloneAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsThe mean equivalent dose of prednisolone was calculated based on the International Standard for comparison of different glucocorticoid products.
Percentage of Participants With Impairment in Daily Activities During the Last 4 WeeksAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsThe impairment of daily activities was based on participant recall of events that occurred over the 4 weeks before the visit. Percentage of participants with impairment for 0, less than 7, 7 to 14, and greater than 14 days was assessed.
Mean Number of Involved Peripheral JointsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsPeripheral joints were assessed by Tender Joint Counts (TJC) and Swollen Joint Counts (SJC), using pressure and joint manipulation during physical examination. Seventy-eight TJC and 76 SJC were evaluated and a score of 0 (not tender or swollen) or 1 (tender or swollen) was assigned for each joint with a higher total score indicating a greater number of involved joints.
Percentage of Participants With Extraspinal ManifestationsAt Baseline (Month 0), 3, 6, 9, 12, 18, and 24 monthsExtraspinal manifestations (enthesitis, dactylitis, uveitis, psoriasis, and Inflammatory Bowel Disease (IBD)) were assessed by investigators and reported on the basis of their clinical evaluation and participant records.

Participant flow

Participants by arm

ArmCount
Ankylosing Spondylitis
Participants with ankylosing spondylitis
4,681
Total4,681

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyADR and Lack of Effectiveness39
Overall StudyAdverse Drug Reaction (ADR)261
Overall StudyLack of Efficacy514
Overall StudyLost to Follow-up1,634
Overall StudyReasons not Evaluated271

Baseline characteristics

CharacteristicAnkylosing Spondylitis
Age, Continuous43.1 Years
STANDARD_DEVIATION 12.1
Duration of Ankylosing Spondylitis (AS) Symptoms14.4 Years
STANDARD_DEVIATION 10.8
Gender
Female
1620 Participants
Gender
Male
3060 Participants
Human Leukocyte Antigen (HLA) B27 Positive Status84.4 Percentage of participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
1,099 / 4,681
serious
Total, serious adverse events
141 / 4,681

Outcome results

Primary

Mean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) Score

The BASDAI was a six question, participant-reported measure of overall disease activity that probed the level of fatigue, neck/back/hip pain, peripheral joint swelling and pain, localized tenderness, as well as morning stiffness severity and duration. It was scored on a numerical rating scale that ranged from 0 (no symptoms) to 10 (severe symptoms), and the minimum clinically important difference (MCID) was 1.0. The final BASDAI score was calculated using the following equation, in which 01 - 06 represents the question number: (BASDAI01 + BASDAI02 + BASDAI03 + BASDAI04 + BASDAI05/2 + BASDAI06\*1.25/2)/5. The scale for question 6 was reduced to 0-8 since BASDAI06 was multiplied by 1.25. Data are reported as the mean change total score from baseline (Month 0).

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreBaseline5.5 BASDAI scoreStandard Deviation 1.9
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreChange from Baseline at Month 3 (N=3575)-2.0 BASDAI scoreStandard Deviation 2
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreChange from Baseline at Month 6 (N=3181)-2.1 BASDAI scoreStandard Deviation 2.1
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreChange from Baseline at Month 9 (N=2828)-2.2 BASDAI scoreStandard Deviation 2.2
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreChange from Baseline at Month 12 (N=2585)-2.3 BASDAI scoreStandard Deviation 2.2
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreChange from Baseline at Month 18 (N=2169)-2.3 BASDAI scoreStandard Deviation 2.3
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) ScoreChange from Baseline at Month 24 (N=1799)-2.3 BASDAI scoreStandard Deviation 2.3
Primary

Mean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) Score

The BASFI was a ten question, participant-reported measure that evaluated physical function. Each question was scored on a numerical rating scale that ranged from 0 (no functional impairment) to 10 (maximal impairment), and the MCID was 0.7. The mean of the ten questions was the total BASFI score. Data are reported as the mean change of total score from baseline (Month 0).

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreBaseline4.9 BASFI scoreStandard Deviation 2.4
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreChange from Baseline at Month 3 (N=3565)-1.4 BASFI scoreStandard Deviation 1.9
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreChange from Baseline at Month 6 (N=3180)-1.5 BASFI scoreStandard Deviation 2
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreChange from Baseline at Month 9 (N=2821)-1.6 BASFI scoreStandard Deviation 2.1
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreChange from Baseline at Month 12 (N=2572)-1.6 BASFI scoreStandard Deviation 2.1
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreChange from Baseline at Month 18 (N=2160)-1.7 BASFI scoreStandard Deviation 2.2
Ankylosing SpondylitisMean Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) ScoreChange from Baseline at Month 24 (N=1793)-1.7 BASFI scoreStandard Deviation 2.2
Primary

Number of Participants With Drug-Related Adverse Events (AEs)

An adverse event/adverse experience was any reaction, side effect or other untoward event associated with the use of a drug in humans, whether or not the event was considered drug related. This included adverse events occurring from accidental or deliberate drug overdose, from drug abuse, or from drug withdrawal. Exacerbations of pre-existing conditions are also considered adverse events. Data presented are adverse events that are drug-related and are detailed in the adverse event section of this report.

Time frame: From signing of informed consent up to 24 months

Population: Safety analysis set: Participants who received at least one dose of adalimumab.

ArmMeasureValue (NUMBER)
Ankylosing SpondylitisNumber of Participants With Drug-Related Adverse Events (AEs)1099 Participants
Secondary

Mean Bath Ankylosing Spondylitis-Global (BAS-G) Score

The BAS-G was a participant-reported instrument with two items. In the first item, the participant rated the effect of their disease over the last week, and in the second item, the participant rated the effect of their disease over the previous 6 months. Each item of the BAS-G was scored on a scale ranging from 0 (no effect) to 10 (very severe effect). The mean of the two scores was the total BAS-G score and the MCID was 1.5.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreBaseline6.7 BAS-G scoreStandard Deviation 2
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Month 3 (N=3562)4.8 BAS-G scoreStandard Deviation 2.2
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Month 6 (N=3178)4.1 BAS-G scoreStandard Deviation 2.4
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Month 9 (N=2832)3.8 BAS-G scoreStandard Deviation 2.4
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Month 12 (N=2574)3.6 BAS-G scoreStandard Deviation 2.4
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Month 18 (N=2162)3.5 BAS-G scoreStandard Deviation 2.4
Ankylosing SpondylitisMean Bath Ankylosing Spondylitis-Global (BAS-G) ScoreAt Month 24 (N=1796)3.4 BAS-G scoreStandard Deviation 2.4
Secondary

Mean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 Months

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsBaseline16.0 DaysStandard Deviation 14.7
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 3 (N=3521)15.1 DaysStandard Deviation 12.6
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 6 (N=3134)16.3 DaysStandard Deviation 21.5
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 9 (N=2798)17.2 DaysStandard Deviation 26.4
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 12 (N=2538)18.8 DaysStandard Deviation 33.9
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 18 (N=2133)17.7 DaysStandard Deviation 12.4
Ankylosing SpondylitisMean Days of In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 24 (N=1762)15.3 DaysStandard Deviation 11.9
Secondary

Mean Duration of Morning Stiffness

Participants accessed the duration of morning stiffness in 15 minute intervals from 0 to 2 hours. Data are reported as the mean duration of morning stiffness ± standard deviation.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Duration of Morning StiffnessBaseline56.7 minutesStandard Deviation 34.5
Ankylosing SpondylitisMean Duration of Morning StiffnessAt Month 3 (N=3582)33.5 minutesStandard Deviation 30.7
Ankylosing SpondylitisMean Duration of Morning StiffnessAt Month 6 (N=3186)31.3 minutesStandard Deviation 30
Ankylosing SpondylitisMean Duration of Morning StiffnessAt Month 9 (N=2835)29.6 minutesStandard Deviation 28.7
Ankylosing SpondylitisMean Duration of Morning StiffnessAt Month 12 (N=2589)28.6 minutesStandard Deviation 28.2
Ankylosing SpondylitisMean Duration of Morning StiffnessAt Month 18 (N=2173)27.7 minutesStandard Deviation 27.4
Ankylosing SpondylitisMean Duration of Morning StiffnessAt Month 24 (N=1802)27.4 minutesStandard Deviation 27
Secondary

Mean Equivalent Dose of Prednisolone

The mean equivalent dose of prednisolone was calculated based on the International Standard for comparison of different glucocorticoid products.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneAt Month 9 (N=2848)6.4 mg/dayStandard Deviation 6.1
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneAt Month 12 (N=2598)7.2 mg/dayStandard Deviation 14.9
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneAt Month 18 (N=2179)6.0 mg/dayStandard Deviation 7
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneBaseline10.5 mg/dayStandard Deviation 15.2
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneAt Month 3 (N=3591)6.6 mg/dayStandard Deviation 5
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneAt Month 6 (N=3202)6.8 mg/dayStandard Deviation 6.6
Ankylosing SpondylitisMean Equivalent Dose of PrednisoloneAt Month 24 (N=1816)5.6 mg/dayStandard Deviation 3.8
Secondary

Mean Erythrocyte Sedimentation Rate (ESR)

Plasma concentrations of ESR were assessed as a marker of systemic inflammation that provided insights into the overall anti-inflammatory effect of rheumatologic therapies.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)Baseline26.8 mm/hourStandard Deviation 21.6
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)At Month 3 (N=3231)12.9 mm/hourStandard Deviation 14.1
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)At Month 6 (N=2888)13.3 mm/hourStandard Deviation 15.1
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)At Month 9 (N=2540)13.6 mm/hourStandard Deviation 15.3
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)At Month 12 (N=2288)13.3 mm/hourStandard Deviation 14.1
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)At Month 18 (N=1932)13.3 mm/hourStandard Deviation 13.6
Ankylosing SpondylitisMean Erythrocyte Sedimentation Rate (ESR)At Month 24 (N=1627)14.0 mm/hourStandard Deviation 13.7
Secondary

Mean Global Assessment of Disease Activity Score

Global Assessment of Disease Activity was a participant-reported measure that evaluated disease activity. It was scored on a scale that ranged from 0 to 10; lower scores indicated better patient status.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreBaseline6.5 Score on scaleStandard Deviation 1.7
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreAt Month 3 (N=3574)3.1 Score on scaleStandard Deviation 2.1
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreAt Month 6 (N=3174)2.8 Score on scaleStandard Deviation 2.1
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreAt Month 9 (N=2831)2.6 Score on scaleStandard Deviation 2
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreAt Month 12 (N=2574)2.4 Score on scaleStandard Deviation 1.9
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreAt Month 18 (N=2161)2.3 Score on scaleStandard Deviation 1.9
Ankylosing SpondylitisMean Global Assessment of Disease Activity ScoreAt Month 24 (N=1805)2.2 Score on scaleStandard Deviation 1.9
Secondary

Mean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 Months

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsBaseline48.0 DaysStandard Deviation 69.1
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 3 (N=2082)52.2 DaysStandard Deviation 74.3
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 6 (N=1870)56.0 DaysStandard Deviation 85.7
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 9 (N=1673)50.5 DaysStandard Deviation 81.7
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 12 (N=1549)48.0 DaysStandard Deviation 80.1
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 18 (N=1331)35.3 DaysStandard Deviation 61.4
Ankylosing SpondylitisMean Missed Work Days Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 24 (N=1105)35.4 DaysStandard Deviation 61.3
Secondary

Mean Number of Involved Peripheral Joints

Peripheral joints were assessed by Tender Joint Counts (TJC) and Swollen Joint Counts (SJC), using pressure and joint manipulation during physical examination. Seventy-eight TJC and 76 SJC were evaluated and a score of 0 (not tender or swollen) or 1 (tender or swollen) was assigned for each joint with a higher total score indicating a greater number of involved joints.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Baseline3.1 JointsStandard Deviation 7.2
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Month 3 (N=3576)1.8 JointsStandard Deviation 6
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Month 6 (N=3172)1.6 JointsStandard Deviation 5.6
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Month 9 (N=2821)1.6 JointsStandard Deviation 5.7
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Month 12 (N=2583)1.5 JointsStandard Deviation 6.1
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Month 18 (N=2162)1.5 JointsStandard Deviation 5.4
Ankylosing SpondylitisMean Number of Involved Peripheral JointsTJC at Month 24 (N=1804)1.2 JointsStandard Deviation 5
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Baseline1.3 JointsStandard Deviation 4.5
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Month 3 (N=3576)0.7 JointsStandard Deviation 3.4
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Month 6 (N=3172)0.6 JointsStandard Deviation 3
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Month 9 (N=2821)0.5 JointsStandard Deviation 2.9
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Month 12 (N=2583)0.4 JointsStandard Deviation 2.3
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Month 18 (N=2162)0.5 JointsStandard Deviation 3.1
Ankylosing SpondylitisMean Number of Involved Peripheral JointsSJC at Month 24 (N=1804)0.4 JointsStandard Deviation 2.3
Secondary

Mean Participant Fatigue Score

Using the BASDAI questionnaire, participants assessed the overall level of fatigue/tiredness experienced by him/her. It was scored on a numerical rating scale from 0 (no symptoms) to 10 (severe symptoms).

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Participant Fatigue ScoreBaseline5.9 Score on scaleStandard Deviation 2.3
Ankylosing SpondylitisMean Participant Fatigue ScoreAt Month 3 (N=3585)4.3 Score on scaleStandard Deviation 2.5
Ankylosing SpondylitisMean Participant Fatigue ScoreAt Month 6 (N=3189)4.2 Score on scaleStandard Deviation 2.5
Ankylosing SpondylitisMean Participant Fatigue ScoreAt Month 9 (N=2837)4.0 Score on scaleStandard Deviation 2.5
Ankylosing SpondylitisMean Participant Fatigue ScoreAt Month 12 (N=2591)3.9 Score on scaleStandard Deviation 2.5
Ankylosing SpondylitisMean Participant Fatigue ScoreAt Month 18 (N=2174)3.8 Score on scaleStandard Deviation 2.4
Ankylosing SpondylitisMean Participant Fatigue ScoreAt Month 24 (N=1803)3.8 Score on scaleStandard Deviation 2.5
Secondary

Mean Participant Pain Score

Using the BASDAI questionnaire, participants assessed the overall level of AS neck, back or hip pain experienced by him/her. It was scored on a numerical rating scale from 0 (no symptoms) to 10 (severe symptoms).

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Participant Pain ScoreBaseline6.7 Score on scaleStandard Deviation 2.3
Ankylosing SpondylitisMean Participant Pain ScoreAt Month 3 (N=3586)4.0 Score on scaleStandard Deviation 2.6
Ankylosing SpondylitisMean Participant Pain ScoreAt Month 6 (N=3191)3.9 Score on scaleStandard Deviation 2.6
Ankylosing SpondylitisMean Participant Pain ScoreAt Month 9 (N=2839)3.8 Score on scaleStandard Deviation 2.6
Ankylosing SpondylitisMean Participant Pain ScoreAt Month 12 (N=2589)3.7 Score on scaleStandard Deviation 2.5
Ankylosing SpondylitisMean Participant Pain ScoreAt Month 18 (N=2173)3.5 Score on scaleStandard Deviation 2.5
Ankylosing SpondylitisMean Participant Pain ScoreAt Month 24 (N=1804)3.5 Score on scaleStandard Deviation 2.5
Secondary

Mean Plasma Concentrations of C-Reactive Protein (CRP)

Plasma concentrations of CRP were assessed as a marker of systemic inflammation that provided insights into the overall anti-inflammatory effect of rheumatologic therapies.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (MEAN)Dispersion
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)Baseline17.1 mg/LStandard Deviation 21.8
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)At Month 3 (N=3277)6.2 mg/LStandard Deviation 11
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)At Month 6 (N=2934)6.5 mg/LStandard Deviation 13.4
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)At Month 9 (N=2601)6.3 mg/LStandard Deviation 11.9
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)At Month 12 (N=2344)6.0 mg/LStandard Deviation 11.9
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)At Month 18 (N=2004)5.5 mg/LStandard Deviation 9.1
Ankylosing SpondylitisMean Plasma Concentrations of C-Reactive Protein (CRP)At Month 24 (N=1687)5.8 mg/LStandard Deviation 9.5
Secondary

Percentage of Participants Achieving ASAS Partial Remission Criteria

This is a four domain (participant global assessment of disease activity, assessment of spinal pain, assessment of function (BASFI), and assessment of duration/severity of morning stiffness (mean of BASDAI questions 5 and 6)), participant-reported assessment scored on a scale from 0 (best) to 10 (worst). To qualify for a partial remission, participants had to have values of 2 or less (on a scale of 10) in each of the 4 domains.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaBaseline1.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaMonth 3 (N=3537)17.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaMonth 6 (N=3128)21.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaMonth 9 (N=2785)23.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaMonth 12 (N=2535)23.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaMonth 18 (N=2132)24.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving ASAS Partial Remission CriteriaMonth 24 (N=1782)26.8 Percentage of participants
Secondary

Percentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement Criteria

This is a four domain (participant global assessment of disease activity, assessment of spinal pain, assessment of function (BASFI), and assessment of duration/severity of morning stiffness (mean of BASDAI questions 5 and 6)), participant-reported assessment scored on a scale from 0 (best) to 10 (worst). To qualify for a 20% improvement, participants were required to have an improvement of greater than or equal to 20% and greater than or equal to 1 unit in at least 3 domains, and no worsening of greater than or equal to 20% and greater than or equal to 1 unit in the remaining domain. To achieve a 40% improvement, participants were required to have an improvement of greater than or equal to 40% and greater than or equal to 2 units in at least 3 domains, and no worsening at all in the remaining domain.

Time frame: At 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 20 Improvement at Month 357.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 20 Improvement at Month 6 (N=2989)63.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 20 Improvement at Month 9 (N=2661)64.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 20 Improvement at Month 12 (N=2419)65.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 20 Improvement at Month 18 (N=2030)66.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 20 Improvement at Month 24 (N=1688)67.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 40 Improvement at Month 336.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 40 Improvement at Month 6 (N=2989)40.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 40 Improvement at Month 9 (N=2661)42.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 40 Improvement at Month 12 (N=2419)43.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 40 Improvement at Month 18 (N=2030)45.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Achieving Assessment of SpondyloArthritis International Society (ASAS) Improvement CriteriaASAS 40 Improvement at Month 24 (N=1688)46.8 Percentage of participants
Secondary

Percentage of Participants on Adalimumab Monotherapy

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyBaseline78.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyAt Month 3 (N=3591)81.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyAt Month 6 (N=3202)82.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyAt Month 9 (N=2848)83.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyAt Month 12 (N=2598)83.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyAt Month 18 (N=2179)83.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants on Adalimumab MonotherapyAt Month 24 (N=1816)84.6 Percentage of participants
Secondary

Percentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 Months

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsBaseline45.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Month 3 (N=2082)39.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Month 6 (N=1870)32.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Month 9 (N=1673)26.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Month 12 (N=1549)21.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Month 18 (N=1331)17.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants Who Missed Work Days Due to Ankylosing Spondylitis (AS) in the Previous 12 MonthsAt Month 24 (N=1105)14.2 Percentage of participants
Secondary

Percentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Baseline13.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Month 3 (N=3591)11.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Month 6 (N=3202)11.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Month 9 (N=2848)11.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Month 12 (N=2598)11.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Month 18 (N=2179)11.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Methotrexate at Month 24 (N=1816)11.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Baseline7.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Month 3 (N=3591)5.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Month 6 (N=3202)4.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Month 9 (N=2848)3.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Month 12 (N=2598)3.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Month 18 (N=2179)3.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Sulfasalazine at Month 24 (N=1816)3.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Baseline2.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Month 3 (N=3591)1.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Month 6 (N=3202)1.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Month 9 (N=2848)2.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Month 12 (N=2598)1.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Month 18 (N=2179)1.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Non-Biologic Disease-modifying Antirheumatic Drugs (DMARDs)Other DMARDs at Month 24 (N=1816)1.5 Percentage of participants
Secondary

Percentage of Participants With Concomitant Pain Relief/Anti-Inflammatory Agents

Participants with concomitant pain relief/anti-inflammatory agents like analgesics, non-steroidal anti-inflammatory drugs (NSAIDs), cyclooxygenase-2 (COX-2) inhibitors, and systemic glucocorticoids were assessed during the study period.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Month 18 (N=2179)11.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Baseline17.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Month 3 (N=3591)12.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Month 6 (N=3202)11.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Month 9 (N=2848)11.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Month 12 (N=2598)11.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Month 18 (N=2179)10.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsAnalgesics at Month 24 (N=1816)10.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Baseline52.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Month 3 (N=3591)36.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Month 6 (N=3202)33.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Month 9 (N=2848)31.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Month 12 (N=2598)30.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Month 18 (N=2179)31.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsNSAIDs at Month 24 (N=1816)30.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Baseline21.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Month 3 (N=3591)16.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Month 6 (N=3202)15.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Month 9 (N=2848)15.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Month 12 (N=2598)14.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Month 18 (N=2179)14.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsCOX-2 Inhibitors at Month 24 (N=1816)13.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Baseline22.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Month 3 (N=3591)15.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Month 6 (N=3202)13.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Month 9 (N=2848)11.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Month 12 (N=2598)11.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Concomitant Pain Relief/Anti-Inflammatory AgentsSystemic Glucocorticoids at Month 24 (N=1816)11.0 Percentage of participants
Secondary

Percentage of Participants With Extraspinal Manifestations

Extraspinal manifestations (enthesitis, dactylitis, uveitis, psoriasis, and Inflammatory Bowel Disease (IBD)) were assessed by investigators and reported on the basis of their clinical evaluation and participant records.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Month 12 (N=2603)1.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Baseline13.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Month 3 (N=3616)5.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Month 6 (N=3216)3.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Month 9 (N=2858)4.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Month 12 (N=2603)4.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Month 18 (N=2183)3.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsEnthesitis at Month 24 (N=1823)3.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Baseline5.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Month 3 (N=3616)2.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Month 6 (N=3216)1.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Month 9 (N=2858)1.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Month 12 (N=2603)1.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Month 18 (N=2183)1.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsDactylitis at Month 24 (N=1823)1.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Baseline3.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Month 3 (N=3616)1.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Month 6 (N=3216)0.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Month 9 (N=2858)0.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Month 12 (N=2603)0.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Month 18 (N=2183)0.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsUveitis at Month 24 (N=1823)0.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Baseline5.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Month 3 (N=3616)2.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Month 6 (N=3216)2.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Month 9 (N=2858)2.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Month 12 (N=2603)2.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Month 18 (N=2183)2.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsPsoriasis at Month 24 (N=1823)2.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Baseline4.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Month 3 (N=3616)2.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Month 6 (N=3216)1.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Month 9 (N=2858)1.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Month 18 (N=2183)1.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Extraspinal ManifestationsIBD at Month 24 (N=1823)1.9 Percentage of participants
Secondary

Percentage of Participants With Impairment in Daily Activities During the Last 4 Weeks

The impairment of daily activities was based on participant recall of events that occurred over the 4 weeks before the visit. Percentage of participants with impairment for 0, less than 7, 7 to 14, and greater than 14 days was assessed.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Baseline23.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Month 3 (N=3496)47.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Month 6 (N=3121)52.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Month 9 (N=2793)55.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Month 12 (N=2524)57.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Month 18 (N=2130)60.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks0 Days at Month 24 (N=1766)60.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Baseline28.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Month 3 (N=3496)30.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Month 6 (N=3121)28.5 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Month 9 (N=2793)27.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Month 12 (N=2524)27.2 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Month 18 (N=2130)24.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksLess Than 7 Days at Month 24 (N=1766)24.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Baseline23.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Month 3 (N=3496)11.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Month 6 (N=3121)9.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Month 9 (N=2793)9.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Month 12 (N=2524)8.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Month 18 (N=2130)8.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 Weeks7 to 14 Days at Month 24 (N=1766)8.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Baseline25.1 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Month 3 (N=3496)11.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Month 6 (N=3121)9.0 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Month 9 (N=2793)7.3 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Month 12 (N=2524)6.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Month 18 (N=2130)6.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Impairment in Daily Activities During the Last 4 WeeksGreater Than 14 Days at Month 24 (N=1766)6.1 Percentage of participants
Secondary

Percentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 Months

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsBaseline20.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 3 (N=3521)18.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 6 (N=3134)16.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 9 (N=2798)12.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 12 (N=2538)8.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 18 (N=2133)4.7 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With In-Patient Hospitalization Due to Ankylosing Spondylitis in the Previous 12 MonthsAt Month 24 (N=1762)3.8 Percentage of participants
Secondary

Percentage of Participants With Morning Stiffness

Morning stiffness was a participant-reported assessment. The number of participants with morning stiffness were assessed at each visit.

Time frame: At Baseline (Month 0), 3, 6, 9, 12, 18, and 24 months

Population: Full analysis set: Participants with adequate data available for evaluation of effectiveness.

ArmMeasureGroupValue (NUMBER)
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessBaseline95.4 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessAt Month 3 (N=3582)81.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessAt Month 6 (N=3186)79.9 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessAt Month 9 (N=2835)78.8 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessAt Month 12 (N=2589)77.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessAt Month 18 (N=2173)77.6 Percentage of participants
Ankylosing SpondylitisPercentage of Participants With Morning StiffnessAt Month 24 (N=1802)77.8 Percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026