FIGURE 4.
Overall survival after PD/sFLCe (OS after Pe) according to the pattern of relapse. CI, confidence interval; M‐Ig, monoclonal immunoglobulin; mos, months; PD, progressive disease; sFLC, serum‐free light chain; sFLCe, serum‐free light chain escape. [Color figure can be viewed at wileyonlinelibrary.com]