This study will evaluate the efficacy and safety of adalimumab induction and maintenance treatment in subjects with moderately to severely active Crohn's disease in China.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
205
subcutaneous injections of adalimumab
subcutaneous injections of placebo
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) at Week 4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 4
Percentage of Participants Who Achieved Clinical Remission at Week 26 (CDAI < 150) in Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) at Week 8
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) Plus a Reduction in Hs-CRP of at Least 50% From Baseline at Week 4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) Plus a Reduction in Hs-CRP of At Least 50% From Baseline at Week 26 in Participants Who Achieved Clinical Response Plus at Least 30% Reduction in Hs-CRP From Baseline at Week 8
Clinical response is defined as a decrease in CDAI ≥ 70 Points from Baseline CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Percentage of Participants Who Discontinued Corticosteroid Use and Achieved Clinical Remission at Week 26 in Participants Who Were Taking Steroids at Baseline and Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) at Week 8
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CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Percentage of Participants Who Discontinued Corticosteroid Use and Achieved CDAI < 150 Plus a Reduction in Hs-CRP of ≥ 50% From Baseline (BL) at Week 26 in Participants Taking Steroids at BL and Who Achieved CDAI Decrease and Hs-CRP Reduction at Week 8
Percentage of participants who discontinued corticosteroid use and achieved clinical remission (CDAI \< 150) plus a reduction in hs-CRP of at least 50% from Baseline at Week 26 in participants who were taking steroids at Baseline and who achieved clinical response (decrease in CDAI of ≥ 70 points from Baseline) plus a reduction in hs-CRP of ≥ 30% From Baseline at Week 8. CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Percentage of Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) at Week 4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 4
Percentage of Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) Plus a Reduction in Hs-CRP of at Least 30% From Baseline at Week 4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) and Hs-CRP < 3 mg/L at Week 4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150), Hs-CRP < 3 mg/L at Week 26 in Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) at Week 8
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Percentage of Participants Who Achieved Inflammatory Bowel Disease Questionnaire (IBDQ) Remission (IBDQ ≥ 170 Points) at Week 4
The IBDQ is a self-administered 32-item questionnaire to evaluate quality of life across 4 dimensional scores: bowel, systemic, social and emotional. Responses to each question range from 1 (severe problem) to 7 (normal health). Total IBDQ score is the sum of the responses to the individual IBDQ questions, and ranges from 32 to 224 with higher scores indicating a better quality of life.
Time frame: Week 4
Percentage of Participants Who Achieved IBDQ Remission (IBDQ ≥ 170 Points) at Week 26 in Participants With Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) at Week 8
The IBDQ is a self-administered 32-item questionnaire to evaluate quality of life across 4 dimensional scores: bowel, systemic, social and emotional. Responses to each question range from 1 (severe problem) to 7 (normal health). Total IBDQ score is the sum of the responses to the individual IBDQ questions, and ranges from 32 to 224 with higher scores indicating a better quality of life. CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Change From Baseline in Fecal Calprotectin Level at Week 4
Time frame: Baseline, Week 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150), Hs-CRP < 3 mg/L and Fecal Calprotectin < 250 μg/g at Week 4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150), Hs-CRP < 3 mg/L and Fecal Calprotectin < 250 μg/g at Week 26 in Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) at Week 8
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450.
Time frame: Week 26
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) Over Double-Blind Weeks 0-4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Weeks 2, 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) Over Time (Any Adalimumab Set)
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment. (Note: the analysis window for the 'Any Adalimumab Set' is different from that used for the ITT population. For the Any Adalimumab Set, the Baseline Visit date is the date when the first dose of adalimumab was received, and was counted as Day 1 or Week 0.)
Time frame: Baseline (Week 0 of adalimumab), Weeks 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) Plus A Reduction in Hs-CRP of at Least 50% From Baseline Over Double-Blind Weeks 0-4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Weeks 2, 4
Percentage of Participants Who Achieved Clinical Remission (CDAI < 150) Plus a Reduction in Hs-CRP of at Least 50% From Baseline Over Time (Any Adalimumab Set)
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment. (Note: the analysis window for the 'Any Adalimumab Set' is different from that used for the ITT population. For the Any Adalimumab Set, the Baseline Visit date is the date when the first dose of adalimumab was received, and was counted as Day 1 or Week 0.)
Time frame: Weeks 2, 4, 6, 8, 12, 16, 20, 26
Percentage of Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) Over Double-Blind Weeks 0-4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Weeks 2, 4
Percentage of Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) Over Time (Any Adalimumab Set)
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment. (Note: the analysis window for the 'Any Adalimumab Set' is different from that used for the ITT population. For the Any Adalimumab Set, the Baseline Visit date is the date when the first dose of adalimumab was received, and was counted as Day 1 or Week 0.)
Time frame: Weeks 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26
Percentage of Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) Plus a Reduction in Hs-CRP of at Least 30% From Baseline Over Double-Blind Weeks 0-4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Weeks 2, 4
Percentage of Participants Who Achieved Clinical Response (Decrease in CDAI ≥ 70 Points From Baseline) Plus a Reduction in Hs-CRP of at Least 30% From Baseline Over Time (Any Adalimumab Set)
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment. (Note: the analysis window for the 'Any Adalimumab Set' is different from that used for the ITT population. For the Any Adalimumab Set, the Baseline Visit date is the date when the first dose of adalimumab was received, and was counted as Day 1 or Week 0.)
Time frame: Weeks 2, 4, 6, 8, 12, 16, 20, 26
Change From Baseline in CDAI Over Double-Blind Weeks 0-4
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Baseline, Weeks 2, 4
Change From Baseline in CDAI Over Time (Any Adalimumab Set)
CDAI is used to assess the symptoms of participants with Crohn's Disease. Scores generally range from 0 to 600, where remission of Crohn's disease is defined as CDAI \< 150, and very severe disease is defined as CDAI \> 450. The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment. (Note: the analysis window for the 'Any Adalimumab Set' is different from that used for the ITT population. For the Any Adalimumab Set, the Baseline Visit date is the date when the first dose of adalimumab was received, and was counted as Day 1 or Week 0.)
Time frame: Baseline (Week 0 of adalimumab), Weeks 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26
Change From Baseline in Hs-CRP Level Over Double-Blind Weeks 0-4
The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Baseline, Weeks 2, 4
Change From Baseline in Hs-CRP Level Over Time (Any Adalimumab Set)
The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment. (Note: the analysis window for the 'Any Adalimumab Set' is different from that used for the ITT population. For the Any Adalimumab Set, the Baseline Visit date is the date when the first dose of adalimumab was received, and was counted as Day 1 or Week 0.)
Time frame: Baseline (Week 0 of adalimumab), Weeks 2, 4, 6, 8, 12, 16 20, 26
Change From Baseline in Fecal Calprotectin Level Over Time (Any Adalimumab Set)
The analysis over time was performed for the DB placebo-controlled period (Week 0 to Week 4), with comparisons between active treatment and placebo groups. The analysis over time was also performed for Any Adalimumab set (the entire study on or after the first dose of adalimumab), with only summary statistics for adalimumab treatment.
Time frame: Baseline (Week 0 of adalimumab), Weeks 4, 8, 26