Fig. 1: Participant flow diagram.

MEAP main efficacy analysis population, MSI-H microsatellite instability-high, SAP sensitivity analysis population, SIEAP special-interest efficacy analysis population, SS safety set.

MEAP main efficacy analysis population, MSI-H microsatellite instability-high, SAP sensitivity analysis population, SIEAP special-interest efficacy analysis population, SS safety set.