Table 1.
Baseline characteristics of RI and no-RI patients.
| Characteristics | RI | no-RI | p-value | |
|---|---|---|---|---|
| age (x ± s) | 60 ± 11 | 56 ± 11 | 0.081 | |
| male/female | 34/13 | 19/19 | 0.035 | |
| hypertension | no | 24 | 31 | |
| yes | 23 | 7 | 0.003 | |
| diabetes | no | 42 | 35 | |
| yes | 5 | 3 | 0.954 | |
| bone lesion | 24 (55.8%) | 22 (68.7%) | 0.391 | |
| M protein (g/L) | 4.75 (1.96, 13.78) | 5.62 (2.27, 17.18) | 0.854 | |
| WBC>9.5 (1012/L) | 6 (12.8%) | 1 (2.6%) | 0.124 | |
| Hb <100 (g/L) | no | 12 | 16 | |
| yes | 35 | 22 | 0.106 | |
| Ca>2.7 (mmol/L) | 8 (17%) | 4 (10.5%) | 0.393 | |
| UA (μmol/L) | 508.94 ± 242.92 | 375.16 ± 142.05 | <0.001 | |
| Scr (μmol/L) | 562.33 ± 254.94 | 91.86 ± 31.71 | <0.001 | |
| TG>1.7 (mmol/L) | 20 (45.5%) | 9 (26.5%) | 0.085 | |
| ALB<35 (g/L) | 11 (24.3%) | 0 (0%) | 0.001 | |
| β2-MG>8 (mg/L) | 35 (89.7%) | 7 (18.9%) | <0.001 | |
| LDH>245 (U/L) | 26 (60.5%) | 11 (32.4%) | 0.014 | |
| triple hit | 35 (100%) | 29 (100%) | >0.999 | |
| κ-λ (mg/L) | 4165.80 (708.80, 8930.80) | 2707.00 (254.15, 4385.07) | 0.002 |
BM, bone marrow; M protein, blood M protein content; WBC, white blood cell; Hb, hemoglobin; Ca, serum calcium; UA, uric acid; TG: triglyceride; ALB, albumin; β2-MG, β2-microglobulin; LDH, lactate dehydrogenase; triple hit, serum protein electrophoresis showed that IgA, IgG, and IgM decreased; free λ, serum dissociation λ light chain; κ-λ, serum dissociation κ light chain and λ light chain difference; Scr, serum creatinine.