{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"43","upperLimit":"76","value":"61"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"38"}],"units":"Participants"}],"description":"Confirmed response rate is defined as the percentage of participants who achieved a response that was confirmed on 2 consecutive evaluations during treatment\n\n* Complete Response(CR): Complete disappearance of M-protein from serum \\& urine on immunofixation, normalization of Free Light Chain (FLC) ratio \\& \\<5% plasma cells in bone marrow (BM)\n* Very Good Partial Response(VGPR): \\>=90% reduction in serum M-component; Urine M-Component \\<100 mg per 24 hours; \\<=5% plasma cells in BM\n* Partial Response PR): \\>= 50% reduction in serum M-Component and/or Urine M-Component \\>= 90% reduction or \\<200 mg per 24 hours; or \\>= 50% decrease in difference between involved and uninvolved FLC levels","dispersionType":"95% Confidence Interval","groups":[{"description":"Lenalidomide: 25mg once daily orally with food on days 1-21 of 28 day cycle until progression or to a maximum of 18 cycles.\n\nDexamethasone: 10-40 mg once weekly (days 1, 8, 15, \\& 22) orally with food until progression.","id":"OG000","title":"Lenalidomide With On-Demand Dexamethasone"}],"paramType":"NUMBER","reportingStatus":"POSTED","timeFrame":"Up to 18 cycles from registration","title":"Confirmed Response Rate","type":"SECONDARY","unitOfMeasure":"percentage of participants"}