Table 3.
Comparison of vascular measures and vitamin D levels between dialysis and control groups
| Parameter | Dialysis (n = 61) | Control Subjects (n = 40) | P |
|---|---|---|---|
| cIMT (mm; mean ± SD) | 0.48 ± 0.17 | 0.38 ± 0.01 | 0.0010 |
| Aortic PWV (m/s; mean ± SD) | 7.7 ± 1.0 | ND | – |
| No. with cardiac calcification (%) | 13 (21) | ND | |
| Agatston score (median [range]) | 141.2 (0.0 to 2039.0) | – | – |
| coronary arteries | 12 | – | |
| valves | 3 | – | |
| aorta | 2 | – | |
| 25(OH)D (ng/ml; mean ± SD)a | 13.3 ± 10.9 | 28.2 ± 9.9 | <0.0001 |
| <10 (n [%]) | 30 (50) | 0 | |
| 10 to 30 (n [%]) | 26 (42) | 29 (72) | |
| >30 (n [%]) | 5 (8) | 11 (27) | |
| 1,25(OH)2D (pmol/L; median [range]) | 10 (10 to 216) | ND | |
| <40 (n [%]) | 22 (36) | ||
| 40 to 150 (n [%]) | 28 (46) | ||
| >150 (n [%]) | 11 (18) |
a
To convert 25(OH)D levels to nmol/L, multiply by 2.5.