{"groups":[{"description":"Nivolumab 240 mg intravenously (IV) every 2 weeks until disease progression or unacceptable toxicity","id":"FG000","title":"Nivolumab 240 mg"},{"description":"Sorafenib 400 mg orally (PO) twice a day (BID) until disease progression or unacceptable toxicity","id":"FG001","title":"Sorafenib 400 mg"}],"periods":[{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"2"}],"type":"Participant request to stop therapy"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"5"}],"type":"Participant withdrew consent"},{"reasons":[{"groupId":"FG000","numSubjects":"3"},{"groupId":"FG001","numSubjects":"2"}],"type":"Participant no longer meets criteria"}],"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"371"},{"groupId":"FG001","numSubjects":"372"}],"comment":"Started = Assigned to treatment (randomized/enrolled)","type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"367"},{"groupId":"FG001","numSubjects":"363"}],"comment":"Completed = Entering treatment period","type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"4"},{"groupId":"FG001","numSubjects":"9"}],"type":"NOT COMPLETED"}],"title":"Pre-Treatment Period"},{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"263"},{"groupId":"FG001","numSubjects":"244"}],"type":"Disease progression"},{"reasons":[{"groupId":"FG000","numSubjects":"37"},{"groupId":"FG001","numSubjects":"41"}],"type":"Study drug toxicity"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"1"}],"type":"Death"},{"reasons":[{"groupId":"FG000","numSubjects":"39"},{"groupId":"FG001","numSubjects":"41"}],"type":"Adverse event unrelated to study drug"},{"reasons":[{"groupId":"FG000","numSubjects":"8"},{"groupId":"FG001","numSubjects":"18"}],"type":"Participant request to stop treatment"},{"reasons":[{"groupId":"FG000","numSubjects":"3"},{"groupId":"FG001","numSubjects":"7"}],"type":"Participant withdrew consent"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"}],"type":"Lost to Follow-up"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"0"}],"type":"Maximum clinical benefit"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"1"}],"type":"Poor/non-compliance"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"0"}],"type":"Participant no longer meets criteria"},{"reasons":[{"groupId":"FG000","numSubjects":"12"},{"groupId":"FG001","numSubjects":"8"}],"type":"Other reason"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"0"}],"type":"NOT REPORTED"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"}],"type":"Administrative reason by sponsor"}],"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"367"},{"groupId":"FG001","numSubjects":"363"}],"comment":"Started = Received treatment","type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"367"},{"groupId":"FG001","numSubjects":"363"}],"type":"NOT COMPLETED"}],"title":"Treatment Period"}]}