Table 1. Patient characteristics.
| Characteristic | MM (n=25) | MGUS and Smoldering MM (n=11) | Mann-Whitney U test | 
|---|---|---|---|
| Median age, years (range) | 58.2 (39 - 77) | 60.5 (57 - 69) | |
| Gender Male Female | 16 (64%) 7 (36%) | 6 (54.5%) 5 (45.5%) | |
| Myeloma type IgG IgA Light chain only | 14 8 7 | 5 4 2 | |
| Hb, g/dL mean (range) | 11.4 (8-14.6) | 13.7 (12.9-15) | p<0.001 | 
| B2M, mg/L mean (range) | 4.89 (1.8-11.4) | 3.7 (2-5.5) | p<0.01 | 
| Serum M-protein, g/dL mean (range) | 3.28 (1.7-12) | 1.2 (0.2-2.5) | p<0.001 | 
Abbreviations: Hb – hemoglobin, B2M – beta-2-microglobulin.