limited by a lack of clinically relevant trial end points short of overall survival (OS).
Radiographic progression-free survival (rPFS) as defined by the Prostate Cancer Clinical
Trials Working Group 2 (PCWG2) is a candidate end point that represents a clinically
meaningful benefit to patients. Objective To demonstrate the robustness of the PCWG2
definition and to examine the relationship between rPFS and OS. Design, Setting, and …