This study assessed the initial efficacy and safety of canakinumab over a 4 week period in patients with systemic juvenile idiopathic arthritis (SJIA) having a flare. Response to treatment will be according to the adapted American College of Rheumatology(ACR)Pediatric 30 criteria at Day 15.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
84
Canakinumab was supplied in individual 6 mL glass vials each containing 150 mg canakinumab powder as a lyophilized cake. Each reconstituted vial provided 150mg of canakinumab per 1 mL.
Placebo was provided in individual 6 mL glass vials each containing 150 mg placebo powder matching canakinumab as a lyophilized cake. Each reconstitued vial provided 150mg of placebo per 1 mL.
Percentage of Patients Who Meet the Adapted American College of Rheumatology (ACR) Pediatric 30 Criteria
Adapted ACR Pediatric 30 criteria determined responders (improved from baseline of at least 30% in at least 3 response variables 1-6 and no intermittent fever in preceding week \[variable 7\], with no more than one variable 1-6 worsening \> 30% ) 1. Physician's Global Assessment of disease activity: 0-100 mm VAS 2.Parent/Patient's Global Assessment of Patient's overall wellbeing: 0-100mmVAS in Child Health Assessment Questionnaire (CHAQ) 3. Functional ability: CHAQ 4.Number of joints with active arthritis 5. Number of joints with limited of motion 6. Laboratory measure of inflammation CRP (mg/L)
Time frame: Baseline, Day 15, Day 29
Percentage of Patients Achieving the Adapted ACR Pediatric 50 Criteria
Adapted ACR Pediatric 50 criteria determined responders (improved from baseline of at least 50% in at least 3 response variables 1-6 and no intermittent fever in preceding week \[variable 7\], with no more than one variable 1-6 worsening \> 30%) 1. Physician's Global Assessment of disease activity: 0-100 mm VAS 2. Parent/Patient's Global Assessment of Patient's overall wellbeing: 0-100mmVAS in Child Health Assessment Questionnaire (CHAQ) 3. Functional ability: CHAQ 4. Number of joints with active arthritis 5. Number of joints with limited of motion 6. Laboratory measure of inflammation CRP (mg/L)
Time frame: Baseline, Day 15, Day 29
Percentage of Patients Achieving the Adapted ACR Pediatric 70
Adapted ACR Pediatric 70 criteria determined responders (improved from baseline of at least 70% in at least 3 response variables 1-6 and no intermittent fever in preceding week \[variable 7\], with no more than one variable 1-6 worsening \> 30% ) 1. Physician's Global Assessment of disease activity: 0-100 mm VAS 2. Parent/Patient's Global Assessment of Patient's overall wellbeing: 0-100mmVAS in Child Health Assessment Questionnaire (CHAQ) 3. Functional ability: CHAQ 4. Number of joints with active arthritis 5. Number of joints with limited of motion 6. Laboratory measure of inflammation CRP(mg/L)
Time frame: Baseline, Day 15, Day 29
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University of Alabama at Birmingham
Birmingham, Alabama, United States
Arkansas Children's Hospital Research Inst
Little Rock, Arkansas, United States
Children's Hospital Los Angeles
Los Angeles, California, United States
Children's National Medical Center
Washington D.C., District of Columbia, United States
University of Chicago Medical Center
Chicago, Illinois, United States
University of Louisville
Louisville, Kentucky, United States
Tufts Medical Center
Boston, Massachusetts, United States
Tufts New England Medical Center-Dept. of Allergy
Boston, Massachusetts, United States
St. Barnabas Ambulatory Care Center
Livingston, New Jersey, United States
Children's Hospital Medical Center
Cincinnati, Ohio, United States
...and 81 more locations
Percentage of Patients Achieving the Adapted ACR Pediatric 90
Adapted ACR Pediatric 90 criteria determined responders (improved from baseline of at least 90% in at least 3 response variables 1-6 and no intermittent fever in preceding week \[variable 7\], with no more than one variable 1-6 worsening \> 30% ) 1. Physician's Global Assessment of disease activity: 0-100 mm VAS 2. Parent/Patient's Global Assessment of Patient's overall wellbeing: 0-100mmVAS in Child Health Assessment Questionnaire (CHAQ) 3. Functional ability: CHAQ 4. Number of joints with active arthritis 5. Number of joints with limited of motion 6. Laboratory measure of inflammation CRP(mg/L)
Time frame: Baseline, Day 15, Day 29
Percentage of Patients Achieving the Adapted ACR Pediatric 100
Adapted ACR Pediatric 100 criteria determined responders (ie improved from baseline of at least 100% in at least 3 response variables 1-6 and no intermittent fever in preceding week \[variable 7\], with no more than one variable 1-6 worsening \> 30% ) 1. Physician's Global Assessment of disease activity: 0-100 mm VAS 2. Parent/Patient's Global Assessment of Patient's overall wellbeing: 0-100mmVAS in Child Health Assessment Questionnaire (CHAQ) 3. Functional ability: CHAQ 4. Number of joints with active arthritis 5. Number of joints with limited of motion 6. Laboratory measure of inflammation
Time frame: baseline, Day 15, Day 29
Change in Patient's Pain Intensity as Assessed on a 100-mm Visual Analog Scale (VAS)as Part of the Childhood Health Assessment Questionnaire(CHAQ)
CHAQ assessed physical ability and functional status of patients as well as quality of life. The disability dimension consisted of 20 multiple choice items about difficulty in doing eight common activities of daily living; dressing and grooming, arising, eating, walking, reaching, personal hygiene, gripping and activities. Four response categories range from 'without any difficulty' (0) to 'unable to do' (3). The parent's or patient's pain assessment was on VAS that was part of CHAQ. The VAS scale ranges from no pain (0 mm) to very severe pain (100 mm). Negative change indicates improvement.
Time frame: Baseline, Day 15
Change in Patient's Pain Intensity as Assessed on a 100-mm Visual Analog Scale (VAS) as Part of CHAQ
CHAQ, assessed physical ability and functional status of patients as well as quality of life. The disability dimension consisted of 20 multiple choice items about difficulty in doing eight common activities of daily living; dressing and grooming, arising, eating, walking, reaching, personal hygiene, gripping and activities. Four response categories range from 'without any difficulty'(0) to 'unable to do' (3). The parent's or patient's pain assessment was on VAS that was part of CHAQ. The VAS scale ranges from no pain (0 mm) to very severe pain (100 mm). Negative change indicates improvement.
Time frame: Baseline, Day 29
Percentage of Patients Who Had Body Temperature ≤ 38°C
Body temperature was derived from vital signs evaluation. No conversion of body temperature was performed, no matter how it was measured.
Time frame: Day 3
Change in Health-related Quality of Life (HRQoL)Over Time by Use of the Child Health Questionnaire - Parent Form (CHQ-PF50)
CHQ-PF50 measures HRQoL in children 5-18 years old from parent's perspective. Questionnaire completed by parent without input from patient. Total score ranges from 0-100. Increases in scores represent improved well-being in subjects as assessed by their parents. Mixed linear model on change from baseline in CHQ-PF50 score with treatment group, stratification factors, day of assessment and interaction between group and day as covariates. Covariance analysis used a repeated measures approach, so all timepoints over time were taken into account.
Time frame: Over 4 week study period (Baseline, Day 15, Day 29)
Change in Disability Score Over Time by Use of the CHAQ
The disability dimension of CHAQ consisted of 20 multiple choice items about difficulty in doing eight common activities of daily living; dressing and grooming, arising, eating, walking, reaching, personal hygiene, gripping and activities. Four response categories range from 'without any difficulty'(0) to 'unable to do' (3). Mixed linear model on change from baseline in CHAQ score included treatment group, stratification factors, day of assessment and interaction between group and day as covariates. Negative change indicates improvement.
Time frame: At 4 week study period