Table 3.

Relationships between serum concentrations of 25(OH)D and the incidence of pregnancy-induced hypertension (PIH); gestational hypertension (GH); preeclampsia (PE); gestational diabetes mellitus (GDM); results of ROC (receiver operating characteristic) analysis.

Parameter	GH	PE	GDM
AUC	0.5767	0.7029	0.5721
SE (AUC)	0.0509	0.0631	0.0462
−95% CI	0.4769	0.5792	0.4817
+95% CI	0.6765	0.8265	0.6626
Z-statistic	1.4806	3.0486	1.5096
p	0.1387	0.0023	0.1311
Cut-off value	0.3541	8	9.4