Plasma Levels of Vitamin A in Early Pregnancy and Correlationship with Hypertensive Disorder

Table 3

Comparison of vitamin A concentrations between the subgroups of the case group and the control group.

Group	N (%)	Mean	value
Hypertensive disorder
Gestational hypertension	110 (3.5)	0.46 (0.08)	0.055
Preeclampsia	65 (2.1)	0.47 (0.12)	0.01
Pregnancy with chronic hypertension	78 (2.5)	0.47 (0.09)	0.006
Chronic hypertension with preeclampsia	13 (0.4)	0.52 (0.12)	0.002
Control	2836 (91.4)	0.44 (0.09)