Fig. 1: Disease free survival of 157 patients with myelofibrosis undergoing an allogeneic hemopoietic stem cell transplant.

A low transplant score (TS) is identified as red blood cell transfusions (RBC Tx) <20 units and spleen size less than 22 cm. A high TS is identified as red blood cell transfusions (RBC Tx) >20 units and/or spleen size than >22 cm.