{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"4.0","upperLimit":"48.0","value":"8.1"},{"groupId":"OG001","lowerLimit":"4.1","upperLimit":"42.1","value":"10.5"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"71"},{"groupId":"OG001","value":"6"}],"units":"Participants"}],"description":"Time to response is calculated as the time from randomization to the initial documented response (partial response or better) based on IMWG criteria. SCR: CR and normal free light chain (FLC) ratio and no clonal cells in bone marrow; CR: Negative serum and urine on immunofixation, disappearance of any soft tissue plasmacytomas and ≤ 5% plasma cells in bone marrow; VGPR: Serum and urine M-protein detectable by immunofixation but not on electrophoresis or ≥ 90% reduction in serum M-protein and urine M-protein level \\< 100 mg/24 hours; PR: ≥ 50% reduction of serum M-Protein and reduction in urinary M-protein by ≥ 90% or to \\< 200 mg/24 hours. If present at baseline a ≥ 50% reduction in size of soft tissue plasmacytomas is also required.","dispersionType":"Full Range","groups":[{"description":"Participants received 4 mg pomalidomide administered by mouth on Days 1-21 of each 28-day treatment cycle and 40 mg dexamethasone (participants \\> 75 years of age received 20 mg dexamethasone) administered by mouth once per day on Days 1, 8, 15, and 22 of a 28-day cycle until disease progression.","id":"OG000","title":"Pomalidomide Plus Low-Dose Dexamethasone"},{"description":"Participants received 40 mg dexamethasone (participants \\> 75 years of age received 20 mg dexamethasone) administered by mouth once per day on Days 1 through 4, 9 through 12, and 17 through 20 of a 28-day cycle until disease progression.","id":"OG001","title":"High-Dose Dexamethasone"}],"paramType":"MEDIAN","populationDescription":"Intent-to-treat responder population","reportingStatus":"POSTED","timeFrame":"From randomization until the data cut-off date of 01 March 2013. Maximum time on follow-up was 93 weeks.","title":"Time to Response","type":"SECONDARY","unitOfMeasure":"weeks"}