Cumulative incidence of acute and chronic GVHD in αβhaplo-HSCT, MUD-HSCT, and MMUD-HSCT recipients. Cumulative incidence of grade II to IV acute GVHD (A), grade III to IV acute GVHD (B), chronic GVHD (C), and extensive chronic GVHD (D), according to the type of donor employed. All results were expressed as either probability or cumulative incidence (%) with 95% CI.