{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"37.1","upperLimit":"52.2","value":"44.5"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"128"}],"units":"Participants"}],"description":"Ability to taper oral steroids: if dose reduced from start of Part I to end of Part Ic from \\> 0.8 mg/kg/day to ≤ 0.5 mg/kg/day, or from ≥ 0.5 mg/kg/day and ≤ 0.8 mg/kg/day by at least 0.3 mg/kg, or from any initial dose to ≤ 0.2 mg/kg/day, while maintaining a minimum adapted ACR 30 pediatric criterion. Patients on oral steroids at study entry who did not enter Part 1c are considered steroid tapering failures.","dispersionType":"90% Confidence Interval","groups":[{"description":"In Part I participants received open label 4 mg/kg canakinumab subcutaneous injection every 4 weeks for up to 32 weeks. For the first 8 weeks Part Ia (4 weeks) and Ib (4 weeks) patients maintained a stable oral steroid dose (prednisone or equivalent) followed by Ic an up to 20 week steroid tapering period and then Id a 4 week stable steroid dose period. Participants were then randomized to receive either 4 mg/kg canakinumab subcutaneous injection or Placebo comparator in Part II and remained on the stable oral steroid dose for 24 weeks. At 24 weeks in Part II participants with a \\>0.2 mg/kg and ≤ 0.5 mg/kg and no flare could restart steroid tapering. If the steroid dose was ≤ 0.2 mg/kg participants continued to maintain their current dose for the remainder of Part II.","id":"OG000","title":"Canakinumab"}],"paramType":"NUMBER","populationDescription":"Participants from the Full Analysis Set who were taking oral steroids at the beginning of Part I.","reportingStatus":"POSTED","timeFrame":"32 Weeks","title":"Part I: Percentage of Patients Who Were on Steroids at Entry Into Part I and Who Were Able to Taper Steroid as Per Protocol in at Least 25% of the Patients Who Entered the Study Taking a Steroid","type":"PRIMARY","unitOfMeasure":"Percentage of participants"}