Categorical response rates to venetoclax for (A) all patients, and according to (B) relapsed or refractory disease, (C) number of previous lines of therapy, (D) prior BTKi exposure, (E) CXCR4 mutational status, and (F) IPSSWM. BTKi, Bruton tyrosine kinase inhibitor; IPSSWM, International Prognostic Scoring System for Waldenström Macroglobulinemia; MR, minor response; MUT, mutated; ORR, overall response rate; PR, partial response; VGFR, very good partial response; WT, wild-type.