Survival curves. Kaplan-Meier PFS and OS curves comparing (A-B) mutated and unmutated IGKV/IGLV rearrangements; (C-D) IGHV and IGKV/IGLV mutation profile with bivariate analysis; and (E-F) Binet stage (A versus BC) and IGKV/IGLV mutation profile with bivariate analysis.