Efficacy and Safety of Adalimumab in Patients With Active Rheumatoid Arthritis Treated Concomitantly With Methotrexate.
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ClinicalTrials.gov Identifier: NCT00195702 |
Recruitment Status :
Completed
First Posted : September 20, 2005
Results First Posted : March 1, 2010
Last Update Posted : August 26, 2011
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Condition or disease | Intervention/treatment | Phase |
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Rheumatoid Arthritis | Biological: Adalimumab Drug: Placebo | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 619 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Double (Participant, Investigator) |
Primary Purpose: | Treatment |
Official Title: | A Multicenter, Randomized, Double-Blind, Placebo-Controlled Study of the Human Anti-TNF Monoclonal Antibody Adalimumab in Rheumatoid Arthritis Patients Currently Receiving Treatment With Methotrexate |
Study Start Date : | February 2000 |
Actual Primary Completion Date : | September 2002 |
Actual Study Completion Date : | August 2010 |

Arm | Intervention/treatment |
---|---|
Experimental: DB adalimumab 20 mg ew
Subjects received 20 mg adalimumab subcutaneously (SC) once weekly (ew) and concomitant methotrexate (MTX) during the double-blind (DB) phase.
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Biological: Adalimumab
Self-administered, subcutaneous injection of 20 mg adalimumab (1.6 mL/injection) once weekly (ew) for up to 52 weeks.
Other Names:
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Experimental: DB adalimumab 40 mg eow
Subjects received 40 mg adalimumab subcutaneously (SC) every other week (eow) and concomitant methotrexate (MTX) during the double-blind (DB) phase. Subjects received placebo injections SC and concomitant MTX on the alternate weeks during the DB phase.
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Biological: Adalimumab
Self-administered, subcutaneous injection of 40 mg adalimumab (1.6 mL/injection) every other week (eow) for up to 52 weeks.
Other Names:
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Placebo Comparator: DB placebo ew
Subjects received placebo subcutaneously (SC) once weekly (ew) and concomitant methotrexate (MTX) during the double-blind (DB) phase.
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Drug: Placebo
Self-administered, subcutaneous injection of placebo (1.6 mL/injection) once weekly (ew) for up to 52 weeks. |
Experimental: DB adalimumab 20 mg ew/OL adalimumab 40 mg eow
Subjects received adalimumab 20 mg subcutaneously (SC) once weekly (ew) during the double-blind (DB) phase, then adalimumab 40 mg SC every other week (eow) during the open-label (OL) extension phase, along with concomitant methotrexate (MTX).
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Biological: Adalimumab
Self-administration, subcutaneous (SC) injection of adalimumab 20 mg (1.6 mL/injection) once weekly (ew) for 52 weeks, followed by self-administration, SC injection of adalimumab 40 mg (0.8 mL/injection) every other week (eow) for up to Week 520.
Other Names:
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Experimental: DB adalimumab 40 mg eow/OL adalimumab 40 mg eow
Subjects received adalimumab 40 mg subcutaneously (SC) every other week (eow) with placebo on alternate weeks during the double-blind (DB) phase, then adalimumab 40 mg SC eow during the open-label (OL) extension phase, along with concomitant methotrexate (MTX).
|
Biological: Adalimumab
Self-administration, subcutaneous (SC) injection of adalimumab 40 mg (1.6 mL/injection) every other week (eow) (with a placebo 1.6 mL/injection on alternate weeks) for 52 weeks, followed by self-administration, SC injection of adalimumab 40 mg (0.8 mL injection) eow for up to Week 520.
Other Names:
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Experimental: DB placebo ew/OL adalimumab 40 mg eow
Subjects received placebo subcutaneously (SC) once weekly (ew) during the double-blind phase, then adalimumab 40 mg SC every other week (eow) during the open-label (OL) extension phase, along with concomitant methotrexate (MTX).
|
Biological: Adalimumab
Self-administration, subcutaneous (SC) injection of placebo solution (1.6 mL/injection) once weekly (ew) for 52 weeks, followed by self-administration, SC injection of adalimumab 40 mg (0.8 mL/injection) every other week (eow) for up to Week 520.
Other Names:
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- Number of Participants Meeting American College of Rheumatology 20% (ACR20) Response Criteria at Week 24 [ Time Frame: Week 24 ]Patients were responders if they had: >= 20% improvement in tender joint count; >= 20% improvement in swollen joint count; and >= 20% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Change From Baseline in Modified Total Sharp X-ray Score at Week 52 [ Time Frame: Baseline and Week 52 ]Modified total Sharp x-ray score (mTSS) is a measure of change in joint health. Radiographs of hands/wrists and feet were obtained at screening and Week 52. Digitized images of these were scored in a blinded manner. Joints were scored for erosions from 0 (no damage) to 5 and for joint space narrowing from 0 (no damage) to 4; scores were added to obtain the mTSS (range = 0 [normal] to 398 [maximal disease]). Large positive change indicates disease progression; small positive/no change indicates slowing/halting of disease progression; and negative change may indicate improvement of disease.
- Change From Baseline in the Disability Index of the Health Assessment Questionnaire (HAQ) at Week 52 [ Time Frame: Baseline and Week 52 ]Subjects assessed their ability to perform the following tasks: 1) dress/groom; 2) arise; 3) eat; 4) walk; 5) reach; 6) grip; 7) maintain hygiene; and 8) maintain daily activity. Subjects assessed their ability to do these tasks over the past week by marking their response on a questionnaire. Possible responses/scores included the following: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Negative mean changes from baseline in the disability index of the HAQ indicated improvement.
- Number of Participants Meeting ACR20 Response Criteria at Week 52 [ Time Frame: Week 52 ]Patients were responders if they had: >= 20% improvement in tender joint count; >= 20% improvement in swollen joint count; and >= 20% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Change From Baseline in Modified Total Sharp X-ray Score at Week 24 [ Time Frame: Baseline and Week 24 ]Modified total Sharp x-ray score (mTSS) is a measure of change in joint health. Radiographs of hands/wrists and feet were obtained at screening and Week 24. Digitized images of these were scored in a blinded manner. Joints were scored for erosions from 0 (no damage) to 5 and for joint space narrowing from 0 (no damage) to 4; scores were added to obtain the mTSS (range = 0 [normal] to 398 [maximal disease]). Large positive change indicates disease progression; small positive/no change indicates slowing/halting of disease progression; and negative change may indicate improvement of disease.
- Change From Baseline in the Disability Index of the Health Assessment Questionnaire (HAQ) at Week 24 [ Time Frame: Baseline and Week 24 ]Subjects assessed their ability to perform the following tasks: 1) dress/groom; 2) arise; 3) eat; 4) walk; 5) reach; 6) grip; 7) maintain hygiene; and 8) maintain daily activity. Subjects assessed their ability to do these tasks over the past week by marking their response on a questionnaire. Possible responses/scores included the following: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Negative mean changes from baseline in the disability index of the HAQ indicated improvement.
- Maintenance of the Disability Index of the HAQ at Week 52 for Participants Who Were Responders at Week 12 or Week 24 [ Time Frame: Week 52 ]Subjects assessed their ability to perform the following tasks: 1) dress/groom; 2) arise; 3) eat; 4) walk; 5) reach; 6) grip; 7) maintain hygiene; and 8) maintain daily activity. Subjects assessed their ability to do these tasks over the past week by marking their response on a questionnaire. Possible responses/scores included the following: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Responders had a >= 0.22-unit decrease (improvement) in HAQ scores from baseline to Week 12 or 24.
- Maintenance of ACR20 Response at Week 52 for Participants Who Were ACR20 Responders at Week 24 [ Time Frame: Week 52 ]Patients were responders if they had: >= 20% improvement in tender joint count; >= 20% improvement in swollen joint count; and >= 20% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Number of Participants With a Continuous ACR70 Response for 6 Months During 52 Weeks of Treatment [ Time Frame: Baseline through Week 52 ]Patients were responders if they had: >= 70% improvement in tender joint count; >= 70% improvement in swollen joint count; and >= 70% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Time to First Response According to ACR20 Criteria - Number of Participants Meeting ACR20 Criteria for the First Time at Each Time Point [ Time Frame: Baseline through Week 52 ]Patients were responders if they had: >= 20% improvement in tender joint count; >= 20% improvement in swollen joint count; and >= 20% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Time to First Response According to ACR50 Criteria - Number of Participants Meeting ACR50 Criteria for the First Time at Each Time Point [ Time Frame: Baseline through Week 52 ]Patients were responders if they had: >= 50% improvement in tender joint count; >= 50% improvement in swollen joint count; and >= 50% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Time to First Response According to ACR70 Criteria - Number of Participants Meeting ACR70 Criteria for the First Time at Each Time Point [ Time Frame: Baseline through Week 52 ]Patients were responders if they had: >= 70% improvement in tender joint count; >= 70% improvement in swollen joint count; and >= 70% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein. Patients withdrawing early or receiving additional disease-modifying anti-rheumatic drugs (DMARDs) after Week 16 were non-responders.
- Estimated Yearly Progression of Rheumatoid Arthritis [ Time Frame: Baseline and Week 52 ]Estimated yearly progression was defined as modified total Sharp x-ray score at baseline divided by duration of rheumatoid arthritis disease at baseline. Actual progression during the study was defined as modified total Sharp x-ray score at Week 52 minus modified total Sharp x-ray score at baseline divided by the duration of the study. The range of scores for the modified total Sharp x-ray score was 0 (normal) to 398 (maximal disease).
- Baseline Measure: Gender - Female/Male - for the Any Adalimumab Through Year 10 Group (Intent-to-Treat) [ Time Frame: Baseline for Intent-to-Treat (Any Adalimumab Through Year 10) Group ]Gender (female/male) recorded at Baseline for the Intent-to-Treat population (the Any Adalimumab Through Year 10 group) of the study. This measure was not included in the Baseline Characteristics section due to the difficulty of maintaining correct subject numbers and totals in that section.
- Baseline Measure: Age Categories for the Any Adalimumab Through Year 10 Group (Intent-to-Treat) [ Time Frame: Baseline for Intent-to-Treat (Any Adalimumab Through Year 10) Group ]Age recorded at Baseline, reported by category, for the Intent-to-Treat population (the Any Adalimumab Through Year 10 group) of the study. This measure was not included in the Baseline Characteristics section due to the difficulty of maintaining correct subject numbers and totals in that section.
- Number of Participants Meeting American College of Rheumatology 20% (ACR20) Response Criteria at Week 260 [ Time Frame: Week 260 ]Patients were responders if they had: >= 20% improvement in tender joint count; >= 20% improvement in swollen joint count; and >= 20% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants Meeting the American College of Rheumatology 20% (ACR20) Response Criteria at Week 520 [ Time Frame: Week 520 ]Patients were responders if they had: >= 20% improvement in tender joint count; >= 20% improvement in swollen joint count; and >= 20% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants Meeting American College of Rheumatology 50% (ACR50) Response Criteria at Week 260 [ Time Frame: Week 260 ]Patients were responders if they had: >= 50% improvement in tender joint count; >= 50% improvement in swollen joint count; and >= 50% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants Meeting the American College of Rheumatology 50% (ACR50) Response Criteria at Week 520 [ Time Frame: Week 520 ]Patients were responders if they had: >= 50% improvement in tender joint count; >= 50% improvement in swollen joint count; and >= 50% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants Meeting the American College of Rheumatology 70% (ACR70) Response Criteria at Week 260 [ Time Frame: Week 260 ]Patients were responders if they had: >= 70% improvement in tender joint count; >= 70% improvement in swollen joint count; and >= 70% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants Meeting the American College of Rheumatology 70% (ACR70) Response Criteria at Week 520 [ Time Frame: Week 520 ]Patients were responders if they had: >= 70% improvement in tender joint count; >= 70% improvement in swollen joint count; and >= 70% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants With a Continuous American College of Rheumatology 70% (ACR70) Response for at Least 6 Months Through Year 10 [ Time Frame: Baseline through Week 520 ]Patients were responders if they had: >=70% improvement in tender joint count; >=70% improvement in swollen joint count; and >=70% improvement in at least 3 of 5 remaining ACR core measures: patient assessment of pain; patient global assessment of disease activity; physician global assessment of disease activity; self-assessed disability (disability index of the Health Assessment Questionnaire [HAQ]); and acute phase reactant: C-reactive protein.
- Number of Participants With at Least a 0.22 Reduction From Baseline in the Health Assessment Questionnaire (HAQ) Disability Index at Week 260 [ Time Frame: Week 260 ]The Health Assessment Questionnaire (HAQ) Disability Index is a self-reported measure of disability, which assesses the patient's ability to perform the following tasks: dress and groom; arise; eat; walk; reach; grip; maintain hygiene; and maintain daily activity. Possible responses/scores are 0 (without any difficulty), 1 (with some difficulty), 2 (with much difficulty), and 3 (unable to do). Negative mean changes from Baseline indicate improvement. An improvement of 0.22 in score (a -0.22 or greater reduction from Baseline score) is a minimally clinically significant change.
- Number of Participants With at Least a 0.22 Reduction From Baseline in the Health Assessment Questionnaire (HAQ) Disability Index at Week 520 [ Time Frame: Week 520 ]The Health Assessment Questionnaire (HAQ) Disability Index is a self-reported measure of disability, which assesses the patient's ability to perform the following tasks: dress and groom; arise; eat; walk; reach; grip; maintain hygiene; and maintain daily activity. Possible responses/scores are 0 (without any difficulty), 1 (with some difficulty), 2 (with much difficulty), and 3 (unable to do). Negative mean changes from Baseline indicate improvement. An improvement of 0.22 in score (a -0.22 or greater reduction from Baseline score) is a minimally clinically significant change.
- Change From Baseline in the Disability Index of the Health Assessment Questionnaire (HAQ) at Week 260 [ Time Frame: Baseline and Week 260 ]Subjects assessed their ability to perform the following tasks: 1) dress/groom; 2) arise; 3)eat; 4) walk; 5) reach; 6) grip; 7) maintain hygiene; and 8) maintain daily activity. Subjects assessed their ability to do these tasks over the past week by marking their response on a questionnaire. Possible responses/scores were: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Negative mean changes from Baseline in the disability index of the HAQ indicated improvement.
- Change From Baseline in the Disability Index of the Health Assessment Questionnaire (HAQ) at Week 520 [ Time Frame: Baseline and Week 520 ]Subjects assessed their ability to perform the following tasks: 1) dress/groom; 2) arise; 3)eat; 4) walk; 5) reach; 6) grip; 7) maintain hygiene; and 8) maintain daily activity. Subjects assessed their ability to do these tasks over the past week by marking their response on a questionnaire. Possible responses/scores were: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Negative mean changes from Baseline in the disability index of the HAQ indicated improvement.
- Change From Baseline in Modified Total Sharp X-ray Score at Week 416 [ Time Frame: Baseline and Week 416 ]Modified total Sharp x-ray score (mTSS) is a measure of change in joint health. Radiographs of hands/wrists and feet were obtained at screening and Week 416. Digitized images of these were scored in a blinded manner. Joints were scored for erosions from 0 (no damage) to 5 and for joint space narrowing from 0 (no damage) to 4; scores were added to obtain the mTSS (range = 0 [normal] to 398 [maximal disease]). Large positive change indicates disease progression; small positive/no change indicates slowing/halting of disease progression; and negative change may indicate improvement of disease.
- Change From Baseline in Modified Total Sharp X-ray Score at Week 520 [ Time Frame: Baseline and Week 520 ]Modified total Sharp x-ray score (mTSS) is a measure of change in joint health. Radiographs of hands/wrists and feet were obtained at screening and Week 520. Digitized images of these were scored in a blinded manner. Joints were scored for erosions from 0 (no damage) to 5 and for joint space narrowing from 0 (no damage) to 4; scores were added to obtain the mTSS (range = 0 [normal] to 398 [maximal disease]). Large positive change indicates disease progression; small positive/no change indicates slowing/halting of disease progression; and negative change may indicate improvement of disease.

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Age 18 or older and in good health (Investigator discretion) with a recent stable medical history
- Met American College of Rheumatology (ACR) criteria for diagnosis of active rheumatoid arthritis (RA) and had at both screening and baseline visits >=6 swollen joints and >=9 tender joints, despite a minimum of 3-months treatment with methotrexate (MTX). (Distal interphalangeal joints [DIPs] were not to be included in joint count for inclusion. The screening and baseline visits could be 3 to 28 days apart for patients not previously receiving disease-modifying anti-rheumatic drugs [DMARDs] other than MTX or 4 to 6 weeks for patients requiring a DMARD washout period.)
- Insufficient efficacy with MTX 12.5 to 25 mg per week (10 mg per week if MTX intolerant).
- If patient on a second-line treatment (DMARD) other than MTX, he/she had to discontinue it for at least 28 days before the baseline visit (the washout period).
- Treatment with oral folic acid 1-3 mg/day or, if appropriate, up to 10 mg leucovorin per week.
- Both rheumatoid factor positivity and a C-reactive protein value >=1 mg/dL, or at least one joint erosion on X-ray.
Exclusion Criteria:
- Subject considered by the investigator, for any reason, to be an unsuitable candidate for the study.
- Female subject who was pregnant or breast-feeding or considering becoming pregnant.
- Preceding treatment with any tumor necrosis factor (TNF) antagonist, including adalimumab.
- Prior exposure to alkylating agents, such as chlorambucil or cyclophosphamide.
- Intra-articular, intramuscular, or intravenous administration of corticosteroids within 4 weeks prior to the screening visit.
- Subject was wheelchair bound or bedridden.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00195702

Study Director: | Laura Redden, MD, PhD | Abbott |
Responsible Party: | Abbott |
ClinicalTrials.gov Identifier: | NCT00195702 |
Other Study ID Numbers: |
DE019 |
First Posted: | September 20, 2005 Key Record Dates |
Results First Posted: | March 1, 2010 |
Last Update Posted: | August 26, 2011 |
Last Verified: | August 2011 |
Rheumatoid Arthritis |
Arthritis Arthritis, Rheumatoid Joint Diseases Musculoskeletal Diseases Rheumatic Diseases Connective Tissue Diseases |
Autoimmune Diseases Immune System Diseases Adalimumab Tumor Necrosis Factor Inhibitors Anti-Inflammatory Agents Antirheumatic Agents |