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Progression-free survival based on investigator assessment per immune-related response criteria among (A) all treated patients and (B) patients who had progressed on prior anti-PD-1 therapy. Median progression-free survival was 8.3 months (95% CI 3.4 months to not reached) in patients with no prior anti-PD-1 therapy. anti-PD-1, antiprogrammed death 1.
