Kaplan-Meier curves. Kaplan-Meier estimates of the (A) EFS and (B) OS according to major subtypes in DS-ALL. Subtypes with <5 cases are included in “Others.” Kaplan-Meier estimates of the (C) EFS and (D) OS of BCR::ABL1-like and non–BCR::ABL1-like subtypes in CRLF2-r DS-ALL.