Acute GVHD, relapse, NRM, chronic GVHD, GRFS, and overall survival. Cumulative incidence (%) of (A) grade 2 to 4 and grade 3 to 4 acute GVHD at day 100, the primary endpoint of this study, (B) relapse, (C) NRM, (D) chronic GVHD, (E) GRFS, and (F) overall survival at 1 year.