The incidence and level of MRD and T-cell chimerism after SCT.

MRD levels (A) and T-cell chimerism engraftment (B) are shown for both patient groups at different time points after SCT. ● represents NST (nonmyeloablative) patients; □, CST (conventional stem cell transplantation patients). Differences in levels between the 2 patient groups are calculated at each time point using the Mann-WhitneyU test. NS indicates not significant.