PFS in patients receiving CVD based on response. (A) Significant improvement in PFS for patients achieving a CR versus a lesser response. (B) Similar results for patients achieving a dFLC-VGPR versus a lesser response irrespective of the monoclonal protein response. (C) Significant improvement in PFS for patients achieving a CR or dFLC-VGPR compared with those with less than dFLC-VGPR.