{"analyses":[{"ciLowerLimit":"0.49","ciNumSides":"TWO_SIDED","ciPctValue":"95","ciUpperLimit":"0.94","groupIds":["OG000","OG001"],"nonInferiorityType":"SUPERIORITY_OR_OTHER","pValue":"0.0196","paramType":"Hazard Ratio (HR)","paramValue":"0.68","statisticalMethod":"Log Rank, Stratified"}],"classes":[{"categories":[{"measurements":[{"comment":"The median survival time and upper limit of 95% CI could not be estimated due to a low number of deaths.","groupId":"OG000","lowerLimit":"74.2","upperLimit":"NA","value":"NA"},{"comment":"The upper limit of 95% CI could not be estimated due to a low number of deaths.","groupId":"OG001","lowerLimit":"50.9","upperLimit":"NA","value":"66.7"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"238"},{"groupId":"OG001","value":"118"}],"units":"Participants"}],"description":"Overall Survival (OS) was defined as the time between the date of randomization and the date of death due to any cause.","dispersionType":"95% Confidence Interval","groups":[{"description":"Participants received 1000 mg obinutuzumab intravenous (IV) infusion, on Days 1 \\[first infusion split 100 mg on Day 1 and 900 mg on Day 2 as per protocol amendment\\], 8 and 15 in Cycle 1 and Day 1 in Cycles 2-6 (28-day cycles) plus chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 Cycles).","id":"OG000","title":"Obinutuzumab + Chlorambucil (GClb)"},{"description":"Participants received chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 Cycles). Participants with Progressive Disease or within 6 months of follow-up were allowed to cross over to receive obinutuzumab + chlorambucil.","id":"OG001","title":"Chlorambucil (Clb)"}],"paramType":"MEDIAN","populationDescription":"Intent-to-treat population included all randomized participants. Patients without OS events were censored.","reportingStatus":"POSTED","timeFrame":"Randomization to clinical cutoff date of 10 Oct 2017 (median observation 62.5 months from randomization)","title":"Overall Survival","type":"SECONDARY","unitOfMeasure":"Months"}