Table 1.
Demographic and clinical characteristics of the study population at study entry
| Parameter | Multiple myeloma | Smoldering multiple myeloma | Controls | P-value |
|---|---|---|---|---|
| Number | 105 | 48 | 138 | |
| Age, yr (SD) | 64.5 (12.5) | 67.8 (9.4) | 64.5 (4.8) | .071 |
| Male (%) | 54 (51.4) | 27 (56.3) | 80 (57.2) | .653 |
| BMI, kg/m2 (SD) | 27.6 (4.8) | 26.2 (4.1) | 27.2 (3.8) | .483 |
| Diabetes (%) | 28 (26.5)a | 12 (25.0)a | 11 (8.0)b | <.001 |
| Hypertension (%) | 56 (53.3)ab | 29 (60.4)a | 57 (41.3)b | .034 |
| Dyslipidemia (%) | 43 (41.3)ab | 26 (54.2)a | 44 (31.9)b | .020 |
| IHD (%) | 13 (12.5) | 7 (14.6) | 11 (6.5) | .153 |
SD standard deviation, BMI body mass index, IHD ischemic heart disease
a and bUsed to discriminate within-group difference
aStatistically different fromb
abIntermediate group which does not differ from either a or b