GATA2 and acute myeloid leukemia: GATA2 mutation, although seen in over 20% of biCEBPA AML cases, did not impact the clinical outcome of these patients (p = 0.914, Supplementary Figure 1) Multivariate Cox proportional hazard regression models demonstrated that age, whether CR is achieved, transplantation, CSF3R mutation were independent prognostic factors for biCEBPA AML (Figure 1).