Revised prognostic model for AML after first relapse. HRs with 95% CI and P value of final model in the development cohort with points for a clinical prediction score (A) and OS after 1 year for patients in first relapse according to risk categories of the revised prognostic model in the development cohort (B). Supplemental Figure 9A shows the 4-year OS rates for patients from their first relapse, categorized by the revised prognostic model. Restratification of patients from HOVON-SAKK (C) and GOELAMS model (D) to the revised prognostic model in the development cohort. mk, monosomal karyotype; t, translocation of.