With a median follow up of 609 ( range , 3-2130 ) days after transplantation , the 5-year cumulative incidence of TRM were 18.86.9 % and 9.96.3 % ( P = 0.104 ) ; the 5-year cumulative incidence of leukemia relapse were 16.55.8 % and 16.25.3 % ( P = 0.943 ) ; the 5-year disease-free survival and overall survival were 67.47.6 % and 75.37.2 % ( P = 0.315 ) , and 72.37.5 % and 81.97.0 % ( P = 0.177 ) , respectively in BuCy and BuFlu group .
