a)High risk defined as del17p, t(4;14), t(14;16).
Abbreviations: CR, complete response; FISH, fluorescence in situ hybridization; HR, high risk; KRd, carfilzomib, lenalidomide, and dexamethasone; NA, not applicable; PR, partial response; Rd, lenalidomide and dexamethasone; SD, stable disease; VGPR, very good partial response.