OS estimates and 95% CI stratified by post-transplantation HCMV pp65-antigenemia and disease stage. (A) OS by post-transplantation pp65-antigenemia of all patients (P < .005). (B) OS by post-transplantation pp65-antigenemia of patients transplanted in first remission (P < .03). (C) OS by post-transplantation pp65-antigenemia of patients transplanted after first remission (P < .05). Tick marks indicate surviving patients.