{"groups":[{"description":"V503 (9-Valent Human Papillomavirus \\[HPV\\] Vaccine) low-dose 0.5 mL injection in a 3-dose regimen in the base study.","id":"FG000","title":"Low-dose V503"},{"description":"V503 (9-Valent HPV Vaccine) mid-dose 0.5 mL injection in a 3-dose regimen in the base study. A subset of participants (Cohort 1) received a fourth V503 mid-dose vaccination in the extension study.","id":"FG001","title":"Mid-dose V503"},{"description":"V503 (9-Valent HPV Vaccine) high-dose 0.5 mL injection in a 3-dose regimen in the base study.","id":"FG002","title":"High-dose V503"},{"description":"Gardasil (4-Valent HPV Vaccine) 0.5 mL injection in a 3-dose regimen in the base study. Participants (Cohort 2) were offered the V503 mid-dose 3-dose regimen in the extension study.","id":"FG003","title":"Gardasil"}],"periods":[{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"11"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"5"}],"type":"Adverse Event"},{"reasons":[{"groupId":"FG000","numSubjects":"12"},{"groupId":"FG001","numSubjects":"749"},{"groupId":"FG002","numSubjects":"9"},{"groupId":"FG003","numSubjects":"701"}],"type":"Lost to Follow-up"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"4"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"7"}],"type":"Physician Decision"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"6"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"6"}],"type":"Protocol Violation"},{"reasons":[{"groupId":"FG000","numSubjects":"7"},{"groupId":"FG001","numSubjects":"482"},{"groupId":"FG002","numSubjects":"5"},{"groupId":"FG003","numSubjects":"503"}],"type":"Withdrawal by Subject"}],"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"315"},{"groupId":"FG001","numSubjects":"7106"},{"groupId":"FG002","numSubjects":"310"},{"groupId":"FG003","numSubjects":"7109"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"300"},{"groupId":"FG001","numSubjects":"6928"},{"groupId":"FG002","numSubjects":"297"},{"groupId":"FG003","numSubjects":"6934"}],"type":"Completed 3 Vaccinations"},{"achievements":[{"comment":"Follow-up was up to 7 months","groupId":"FG000","numSubjects":"295"},{"comment":"Follow-up was up to 54 months","groupId":"FG001","numSubjects":"5854"},{"comment":"Follow-up was up to 7 months","groupId":"FG002","numSubjects":"296"},{"comment":"Follow-up was up to 54 months","groupId":"FG003","numSubjects":"5887"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"20"},{"groupId":"FG001","numSubjects":"1252"},{"groupId":"FG002","numSubjects":"14"},{"groupId":"FG003","numSubjects":"1222"}],"type":"NOT COMPLETED"}],"title":"Base Study"},{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"5"}],"type":"Adverse Event"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"77"}],"type":"Lost to Follow-up"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"7"}],"type":"Physician Decision"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"6"}],"type":"Pregnancy"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"11"}],"type":"Protocol Violation"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"120"}],"type":"Withdrawal by Subject"}],"milestones":[{"achievements":[{"comment":"This group did not participate in the Extension Study","groupId":"FG000","numSubjects":"0"},{"comment":"Cohort 1","groupId":"FG001","numSubjects":"150"},{"comment":"This group did not participate in the Extension Study","groupId":"FG002","numSubjects":"0"},{"comment":"Cohort 2","groupId":"FG003","numSubjects":"3050"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"150"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"2824"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"226"}],"type":"NOT COMPLETED"}],"title":"Extension Study"}],"preAssignmentDetails":"A total of 15,334 participants were screened and 14,840 were randomized into the study."}