Table 5.
Stratified genotypic analysis of TaqI among NWNA and CUW and NWNA and CUWA
| Whole population | Low vitamin D stratum (≤20 ng/ml) | High vitamin D stratum (>20 ng/ml) | P value for interaction | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| SNP TaqI | (n, %) | (n, %) | ORa | (n, %) | (n, %) | ORa | (n, %) | (n, %) | ORa | |
| NWNA | CUW | NWNA | CUW | NWNA | CUW | |||||
| TT/Tt | 549 (87.1 %) | 143 (80.8 %) | 183 (82.4 %) | 46 (80.7 %) | 357 (89.5 %) | 96 (81.4 %) | ||||
| tt | 81 (12.9 %) | 34 (19.2 %) | 1.59 (1.02–2.50) | 39 (17.6 %) | 11 (19.3 %) | 1.13 (0.54–2.38) | 42 (10.5 %) | 22 (18.6 %) | 1.97 (1.12–3.46) | 0.245 |
| NWNA | CUWA | NWNA | CUWA | NWNA | CUWA | |||||
| TT/Tt | 549 (87.1 %) | 48 (78.7 %) | 183 (82.4 %) | 19 (79.2 %) | 357 (89.5 %) | 29 (78.4 %) | ||||
| tt | 81 (12.9 %) | 13 (21.3 %) | 1.80 (0.93–3.48) | 39 (17.6 %) | 5 (20.8 %) | 1.24 (0.44–3.54) | 42 (10.5 %) | 8 (21.6 %) | 2.37 (1.02–5.52) | 0.348 |
aAdjusted for vitamin deficiency status (≤20 ng/ml)