Relapse-free survival showing the effect of end-induction MRD on early and late relapse. (A) Early relapse. (B) Late relapse. MRD positivity is defined as greater than .01%. (A) All patients were censored at 3 years from diagnosis. In addition, all nonrelapse events occurring during the first 3 years were censored. (B) Only patients who were in remission at 3 years from diagnosis are included in the analysis and again, all nonrelapse events are censored.