Table 3.

Serum 25OHD levels of healthy pregnant women and postpartum.

Variable	Healthy pregnant women and postpartum (n = 61)					*F	Post hoc analysis P value
	T1	T2	T3	PP3	PP6		T1 vs T2	T2 vs T3	T1 vs T3	T3 vs PP3	PP3 vs PP6
25OHD (ng/mL)	26.5 ± 5.3	30.1 ± 8.1	31.9 ± 8.6	25.7 ± 6.7	27.2 ± 6.8	<0.001	<0.001	0.105	<0.001	<0.001	0.173

The variables with normal distribution are indicated as mean ± s.d.

*F, Friedman test; PP3, postpartum 3 months; PP6, postpartum 6 months; T1, healthy first trimester; T2, healthy second trimester; T3, healthy third trimester.