{"analyses":[{"ciLowerLimit":"0.52","ciNumSides":"TWO_SIDED","ciPctValue":"95","ciUpperLimit":"0.77","groupDescription":"Treatment comparison (HR) was based on Cox regression model with Efron's method of tie handling with treatment as a covariate stratified by metastatic at initial diagnosis (FIGO \\[2009\\] stage IVB) (yes or no), bevacizumab use (yes or no), and PD-L1 status (CPS\\<1, CPS 1 to \\<10, or CPS ≥10).","groupIds":["OG000","OG001"],"nonInferiorityType":"OTHER","pValue":"<0.0001","pValueComment":"No formal hypothesis testing performed; nominal p-value based on log-rank test provided for treatment comparison.","paramType":"Hazard Ratio (HR)","paramValue":"0.63","statisticalComment":"Nominal p-value based on log-rank test stratified by metastatic at initial diagnosis (FIGO \\[2009\\] stage IVB), bevacizumab use, and PD-L1 status.","statisticalMethod":"Stratified Log-Rank"}],"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"21.3","upperLimit":"32.5","value":"26.4"},{"groupId":"OG001","lowerLimit":"14.6","upperLimit":"19.4","value":"16.8"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"308"},{"groupId":"OG001","value":"309"}],"units":"Participants"}],"description":"OS was defined as the time from randomization to death due to any cause. The OS for all randomized participants is presented.","dispersionType":"95% Confidence Interval","groups":[{"description":"On Day 1 of each 21-day cycle, participants received an intravenous (IV) infusion of pembrolizumab 200 mg for up to 35 cycles (up to approximately 2 years) PLUS Investigator choice of chemotherapy for up to 6 cycles (paclitaxel 175 mg/m\\^2 PLUS cisplatin 50 mg/m\\^2 WITH or WITHOUT bevacizumab 15 mg/kg per local label OR paclitaxel 175 mg/m\\^2 PLUS carboplatin Area Under the Curve (AUC) 5 for up to 6 cycles, WITH or WITHOUT bevacizumab 15 mg/kg per local label). All treatments were administered until disease progression or toxicity. Eligible participants who stopped the initial course of pembrolizumab with Stable Disease (SD) or better but progressed after discontinuation may have been able to initiate a second course of pembrolizumab for up to 17 cycles (up to approximately 1 additional year) at the investigator's discretion.","id":"OG000","title":"Pembrolizumab+Chemotherapy"},{"description":"On Day 1 of each 21-day cycle, participants received an IV infusion of placebo (Normal Saline or Dextrose solution) for up to 35 cycles (up to approximately 2 years) PLUS Investigator choice of chemotherapy for up to 6 cycles (paclitaxel 175 mg/m\\^2 PLUS cisplatin 50 mg/m\\^2 WITH or WITHOUT bevacizumab 15 mg/kg per local label OR paclitaxel 175 mg/m\\^2 PLUS carboplatin AUC 5 for up to 6 cycles, WITH or WITHOUT bevacizumab 15 mg/kg per local label). All treatments were administered until disease progression or toxicity.","id":"OG001","title":"Placebo+Chemotherapy"}],"paramType":"MEDIAN","populationDescription":"All randomized participants based on the treatment group to which they were randomized.","reportingStatus":"POSTED","timeFrame":"Up to approximately 46 months","title":"OS in All Participants","type":"PRIMARY","unitOfMeasure":"Months"}