Baseline patient characteristics
| . | DMT (n = 72) . | 
|---|---|
| Age, median (IQR), y | 67 (60-72) | 
| Sex, n (%) | |
| Male | 44 (61) | 
| Female | 28 (39) | 
| Involved free light chain, n (%) | |
| λ | 54 (75) | 
| κ | 18 (25) | 
| Initial dFLC, median (IQR), mg/dL | 3.45 (1.8-10.7) | 
| European 2015 addition to Mayo 2004 stage, n (%) | |
| Stage I | 10 (14) | 
| Stage II | 37 (51) | 
| Stage IIIA | 12 (17) | 
| Stage IIIB | 5 (7) | 
| Unable to calculate (missing data) | 8 (11) | 
| Organ involvement, n (%) | |
| Heart | 57 (79) | 
| Kidney | 47 (65) | 
| Heart and kidney | 35 (49) | 
| Liver | 5 (7) | 
| Prior lines of therapy, median (IQR) | 2 (1-3) | 
| Prior therapies/exposure, n (%) | |
| ASCT | 13 (18) | 
| Upfront | 11 (15) | 
| Salvage | 2 (3) | 
| CyBorD | 50 (70) | 
| Bortezomib | 69 (96) | 
| Lenalidomide | 32 (44) | 
| Carfilzomib | 14 (19) | 
| Pomalidomide | 10 (14) | 
| Ixazomib | 8 (11) | 
| . | DMT (n = 72) . | 
|---|---|
| Age, median (IQR), y | 67 (60-72) | 
| Sex, n (%) | |
| Male | 44 (61) | 
| Female | 28 (39) | 
| Involved free light chain, n (%) | |
| λ | 54 (75) | 
| κ | 18 (25) | 
| Initial dFLC, median (IQR), mg/dL | 3.45 (1.8-10.7) | 
| European 2015 addition to Mayo 2004 stage, n (%) | |
| Stage I | 10 (14) | 
| Stage II | 37 (51) | 
| Stage IIIA | 12 (17) | 
| Stage IIIB | 5 (7) | 
| Unable to calculate (missing data) | 8 (11) | 
| Organ involvement, n (%) | |
| Heart | 57 (79) | 
| Kidney | 47 (65) | 
| Heart and kidney | 35 (49) | 
| Liver | 5 (7) | 
| Prior lines of therapy, median (IQR) | 2 (1-3) | 
| Prior therapies/exposure, n (%) | |
| ASCT | 13 (18) | 
| Upfront | 11 (15) | 
| Salvage | 2 (3) | 
| CyBorD | 50 (70) | 
| Bortezomib | 69 (96) | 
| Lenalidomide | 32 (44) | 
| Carfilzomib | 14 (19) | 
| Pomalidomide | 10 (14) | 
| Ixazomib | 8 (11) |