Figure 4

PFS curves of MM patients grouped according to their BM MRD status as assessed by NGF (a, c) and both NGF and conventional flow-MRD (b, d). In a and b the impact of the MRD status is shown for MM patients in VGPR, CR and sCR (n=79), while in c and d, PFS analyses was restricted to MM patients who were in CR and sCR at the moment of MRD assessment (n=50).