{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"96.4"},{"groupId":"OG001","value":"100.0"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"196"},{"groupId":"OG001","value":"198"}],"units":"Participants"}],"description":"The percentage of participants with at least one adverse event in the global population.","groups":[{"description":"Participants received intravenous infusions of placebo in combination with carboplatin to achieve an initial target AUC of 5 mg/mL/min followed by etoposide 100 mg/m\\^2 on Day 1 of every 21-day cycle during the induction phase (Cycles 1-4). On Days 2 and 3 of every 21-day cycle during the induction phase (Cycles 1-4), etoposide 100 mg/m\\^2 was administered alone. Thereafter, participants received maintenance (Cycle 5 onward) placebo on Day 1 of every 21-day cycle until persistent radiographic PD, symptomatic deterioration, intolerable toxicity, withdrawal of consent, death, or study termination by the Sponsor.","id":"OG000","title":"Placebo + Carboplatin + Etoposide"},{"description":"Participants received intravenous infusions of atezolizumab 1200 milligrams (mg) in combination with carboplatin to achieve an initial target area under the concentration-time curve (AUC) of 5 milligrams per milliliter per minute (mg/mL/min) followed by etoposide 100 milligrams per square meter (mg/m\\^2) on Day 1 of every 21-day cycle during the induction phase (Cycles 1-4). On Days 2 and 3 of every 21-day cycle during the induction phase (Cycles 1-4), etoposide 100 mg/m\\^2 was administered alone. Thereafter, participants received maintenance (Cycle 5 onward) atezolizumab 1200 mg on Day 1 of every 21-day cycle until persistent radiographic PD, symptomatic deterioration, intolerable toxicity, withdrawal of consent, death, or study termination by the Sponsor.","id":"OG001","title":"Atezolizumab + Carboplatin + Etoposide"}],"paramType":"NUMBER","populationDescription":"The safety population included all treated participants, defined as participants who received any amount of any component of study treatment. For the safety analyses, patrticipants who received any amount of atezolizumab were analyzed as part of the Atezo + CE arm, even if atezolizumab was given in error.","reportingStatus":"POSTED","timeFrame":"Baseline until up to 90 days after end of treatment (up to approximately 49 months)","title":"Percentage of Participants With at Least One Adverse Event in the Global Population","type":"SECONDARY","unitOfMeasure":"Percentage of participants"}