{"analyses":[{"ciLowerLimit":"1.19","ciNumSides":"TWO_SIDED","ciPctValue":"95","ciUpperLimit":"1.69","groupDescription":"Stratification factors: PD-L1 status and Bajorin risk score/presence of liver metastases and investigator choice of chemotherapy.","groupIds":["OG000","OG001"],"nonInferiorityType":"SUPERIORITY","pValue":"1.0000","paramType":"Hazard Ratio (HR)","paramValue":"1.42","statisticalMethod":"Log Rank"}],"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"6.24","upperLimit":"6.74","value":"6.31"},{"groupId":"OG001","lowerLimit":"2.20","upperLimit":"4.04","value":"2.69"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"359"},{"groupId":"OG001","value":"360"}],"units":"Participants"}],"description":"PFS is defined as the time from randomization to the first documented disease progression as determined by the investigator with the use of RECIST v1.1, or death from any cause, whichever occurs first.","dispersionType":"95% Confidence Interval","groups":[{"description":"Participants received blinded placebo matched to atezolizumab in combination with open-label platinum-based chemotherapy (gemcitabine with either cisplatin or carboplatin).","id":"OG000","title":"Placebo+Gemcitabine+Carboplatin/Cisplatin"},{"description":"Eligible participants received open-label atezolizumab as monotherapy.","id":"OG001","title":"Atezolizumab Monotherapy"}],"paramType":"MEDIAN","populationDescription":"The ITT population includes only participants concurrently enrolled in Stage 2 and only those who had been randomized at the time of approval of Protocol WO30070 v6.","reportingStatus":"POSTED","timeFrame":"Baseline up to disease progression, death, or loss of follow-up, whichever occurs first (assessed at baseline, every 9 weeks for 54 weeks and every 12 weeks thereafter up to 35 months)","title":"Investigator-Assessed Progression-Free Survival (INV-PFS) in Participants Treated With Atezolizumab Monotherapy Arm Compared With Placebo+Gemcitabine+Carboplatin/Cisplatin Arm","type":"SECONDARY","unitOfMeasure":"Months"}