{"groups":[{"id":"FG000","title":"Olaparib 300 mg bd"},{"id":"FG001","title":"Chemotherapy"}],"periods":[{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"5"},{"groupId":"FG001","numSubjects":"7"}],"type":"Withdrawal by Subject"},{"reasons":[{"groupId":"FG000","numSubjects":"4"},{"groupId":"FG001","numSubjects":"0"}],"type":"Lost to Follow-up"},{"reasons":[{"groupId":"FG000","numSubjects":"159"},{"groupId":"FG001","numSubjects":"73"}],"type":"Death"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"0"}],"type":"Withdrawn due to site closure"}],"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"205"},{"groupId":"FG001","numSubjects":"97"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"36"},{"groupId":"FG001","numSubjects":"17"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"169"},{"groupId":"FG001","numSubjects":"80"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}],"preAssignmentDetails":"Screening occurred in 2 parts. Part 1: patients with unknown BRCA status were tested by Myriad. Part 1 screening failures were mostly due to no BRCA1/2 mutation detected. Part 2: patients with a known germline BRCA mutation were screened. 302 patients were randomized.","recruitmentDetails":"The first patient was enrolled on 27 March 2014 and the last patient on 30 October 2015. Patients were randomized at 125 centres across 19 countries in North America, South America, Europe and Asia."}