Overall survival by treatment arm according to disease subgroups.

Vertical lines indicate individual patients. (A) CML. (B) AML. (C) MDS. (D) Early disease: first chronic phase CML, first remission AML, refractory anemia, refractory anemia with ringed sideroblasts. (E) Advanced disease: CML beyond first chronic phase, AML beyond first remission, refractory anemia with excess blasts, refractory anemia with excess blasts in transformation.