| Nondiabetic | Prediabetic | OR (95 % CI) | Diabetic | OR (95 % CI)b | ||
---|---|---|---|---|---|---|---|
N (%) | N (%) | Model Ib | Model IIc | N (%) | Model Ib | Model IIc | |
Vitamin D Status | |||||||
Sufficiency (25(OH)D ≥ 20 ng/ml) | 66 (40.2) | 50 (30.5) | 1.0 | 1.0 | 48 (29.3) | 1.0 | 1.0 |
Inadequacy (25(OH)D =12–19.9 ng/ml) | 167 (37.4) | 149 (33.3) | 1.9 (1.2–3.0) | 1.7 (1.0–2.9) | 131 (29.3) | 2.4 (2.4–4.2) | 2.1 (1.2–3.7) |
Deficiency (25 (OH)D <12 ng/ml) | 155 (44.9) | 125 (36.2) | 2.1 (1.3–3.5) | 2.0 (1.1–3.3) | 65 (18.8) | 2.1 (1.2–3.8) | 2.0 (1.1–3.9) |
 |  |  | P trend = 0.008 | P trend = 0.03 |  | P trend = 0.046 | P trend = 0.06 |