1562PDMagnitude of clinical benefit of cancer drugs approved based on single-arm trials (SAT) by the US Food and Drug Administration (FDA). (23rd October 2018) - Molto Valiente, C; Borrell, M; Ocana Fernandez, A; Templeton, A J; del Carpio, L P; Del Paggio, J; Barnadas, A; Booth, C M; Tibau, A; Amir, E