{"groups":[{"description":"Participants who weighed \\>= 35 kilograms (kg) were administered durvalumab 20 milligram (mg)/kg intravenously (IV) in Cycle 1 followed by durvalumab in combination with tremelimumab 1 mg/kg IV in Cycles 2-5 every 28 days. From Cycle 6 onwards participants were administered durvalumab 20 mg/kg every 28 days until clinical or confirmed disease progression or until any of other discontinuation criterion was met, whichever occurred first.","id":"FG000","title":"Arm A (>= 35 kg): Durvalumab 20 mg/kg + Tremelimumab 1mg/kg"},{"description":"Participants who weighed \\>= 35 kg were administered durvalumab 30 mg/kg IV in Cycle 1 followed by durvalumab in combination with tremelimumab 1 mg/kg IV in Cycles 2-5 every 28 days. From Cycle 6 onwards participants were administered durvalumab 20 mg/kg every 28 days until clinical or confirmed disease progression or until any of other discontinuation criterion was met, whichever occurred first.","id":"FG001","title":"Arm A (>= 35 kg): Durvalumab 30 mg/kg + Tremelimumab 1mg/kg"},{"description":"Participants who weighed \\< 35 kg were administered durvalumab 20 mg/kg IV in Cycle 1 followed by durvalumab in combination with tremelimumab 1 mg/kg IV in Cycles 2-5 every 28 days. From Cycle 6 onwards participants were administered durvalumab 20 mg/kg every 28 days until clinical or confirmed disease progression or until any of other discontinuation criterion was met, whichever occurred first.","id":"FG002","title":"Arm B (< 35 kg): Durvalumab 20 mg/kg + Tremelimumab 1mg/kg"},{"description":"Participants who weighed \\< 35 kg were administered durvalumab 30 mg/kg IV in Cycle 1 followed by durvalumab in combination with tremelimumab 1 mg/kg IV in Cycles 2-5 every 28 days. From Cycle 6 onwards participants were administered durvalumab 20 mg/kg every 28 days until clinical or confirmed disease progression or until any of other discontinuation criterion was met, whichever occurred first.","id":"FG003","title":"Arm B (< 35 kg): Durvalumab 30 mg/kg + Tremelimumab 1mg/kg"},{"description":"Participants with osteosarcoma and Ewing sarcoma, rhabdomyosarcoma, non rhabdomyosarcoma soft tissue sarcoma, and other sarcomas were included in this arm. Participants were administered durvalumab 30 mg/kg IV in combination with tremelimumab 1 mg/kg IV in Cycles 1-4 every 28 days. From Cycle 5 onwards participants were administered durvalumab 30 mg/kg every 28 days until clinical or confirmed disease progression or until any of other discontinuation criterion was met, whichever occurred first.","id":"FG004","title":"SARCOMA: Durvalumab 30 mg/kg + Tremelimumab 1mg/kg"},{"description":"Participants with solid tumor other (STO) were included in this arm. Participants were administered durvalumab 30 mg/kg IV in combination with tremelimumab 1 mg/kg IV in Cycles 1-4 every 28 days. From Cycle 5 onwards participants were administered durvalumab 30 mg/kg every 28 days until clinical or confirmed disease progression or until any of other discontinuation criterion was met, whichever came occurred first.","id":"FG005","title":"STO: Durvalumab 30 mg/kg + Tremelimumab 1mg/kg"}],"periods":[{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"6"},{"groupId":"FG001","numSubjects":"8"},{"groupId":"FG002","numSubjects":"3"},{"groupId":"FG003","numSubjects":"7"},{"groupId":"FG004","numSubjects":"8"},{"groupId":"FG005","numSubjects":"7"}],"type":"Death"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"0"},{"groupId":"FG004","numSubjects":"0"},{"groupId":"FG005","numSubjects":"0"}],"type":"Moved to post-trial access program"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"0"},{"groupId":"FG004","numSubjects":"0"},{"groupId":"FG005","numSubjects":"2"}],"type":"Other"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"0"},{"groupId":"FG004","numSubjects":"0"},{"groupId":"FG005","numSubjects":"0"}],"type":"Lost to Follow-up"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"1"},{"groupId":"FG004","numSubjects":"0"},{"groupId":"FG005","numSubjects":"0"}],"type":"Withdrawal by Subject"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"0"},{"groupId":"FG004","numSubjects":"3"},{"groupId":"FG005","numSubjects":"1"}],"type":"Study specific discontinuation criteria"}],"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"7"},{"groupId":"FG001","numSubjects":"11"},{"groupId":"FG002","numSubjects":"3"},{"groupId":"FG003","numSubjects":"8"},{"groupId":"FG004","numSubjects":"11"},{"groupId":"FG005","numSubjects":"10"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"},{"groupId":"FG003","numSubjects":"0"},{"groupId":"FG004","numSubjects":"0"},{"groupId":"FG005","numSubjects":"0"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"6"},{"groupId":"FG001","numSubjects":"11"},{"groupId":"FG002","numSubjects":"3"},{"groupId":"FG003","numSubjects":"8"},{"groupId":"FG004","numSubjects":"11"},{"groupId":"FG005","numSubjects":"10"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}],"preAssignmentDetails":"Each treatment cycle was 28 days. Overall, 33 participants were enrolled in dose-finding phase and 29 participants were administered study treatment. In dose-expansion phase, 23 participants were enrolled and 21 participants were administered study treatment.","recruitmentDetails":"This open-label study was conducted in 2 sequential phases: a dose-finding phase (Phase I), followed by a dose-expansion phase (Phase II) in pediatric participants with advanced solid tumors, including sarcoma. Here, results for data analyzed through data cut-off date (DCO) 20-Apr-2023 have been reported."}