Table 3 Individual effect of 25(OH)D concentrations on GDM
Exposure | Incidence, n (%) | Non-adjusted | Adjust model | ||
|---|---|---|---|---|---|
OR (95% CI) | p value | OR (95% CI) | p value | ||
Continuous 25(OH)D per 10 ng/mL | 919 (10.85%) | 0.88 (0.80, 0.97) | 0.009 | 0.90 (0.81, 0.99) | 0.036 |
Clinical cutoffs | |||||
< 20 (ng/mL) | 492 (12.09%) | Reference | Reference | ||
20–30 (ng/mL) | 329 (9.73%) | 0.78 (0.68, 0.91) | 0.001 | 0.78 (0.67, 0.90) | 0.001 |
≥ 30 (ng/mL) | 98 (9.65%) | 0.78 (0.62, 0.98) | 0.03 | 0.82 (0.65, 1.04) | 0.102 |