Clinical outcomes of patients with erythroleukemia. (A) Response outcomes in patients with AEL based on French-American-British subtype (PEL vs AEL) and therapy. (B) Kaplan-Meier estimate curves for overall survival (OS) of patients with PEL compared with AEL. Kaplan-Meier estimate curves for OS based on type of therapy for patients with PEL (C) and AEL (D). CI, confidence interval; CR, complete response; HR, hazard ratio; OR, overall response.