FLT3 and acute myeloid leukemia: A multivariate analysis was also performed, and its results showed that age, HSCT type, AML subtype, cytogenetic risk, HCT-CI, conditioning regimens, response to induction therapy, Flt3 mutation status, and induction treatment were not significant independent prognostic factors of aGVHD and cGVHD as presented in Supplemental Figures S4 and S5.