Table 2.

Comparison of serum vitamin A and vitamin E levels among the preeclampsia groups with different degrees of severity and healthy group (x̅±sd, mg/dL)

Group	Vitamin A level	Vitamin E level	Vitamin A level after treatment	Vitamin E level after treatment
Healthy group (n=4,435)	6.05±1.31	45.01±5.15	-	-
Mild group (n=259)	1.64±0.28***	35.96±4.92***	3.82±1.21ΔΔΔ	39.15±6.31ΔΔΔ
Severe group (n=306)	0.93±0.24***,###	20.23±4.97***,###	2.79±1.29ΔΔΔ	38.52±5.69ΔΔΔ
F	2639.752	3601.968	1.659	1.247
P	<0.000	<0.000	0.102	0.213

Note: Compared with the healthy group;

^***P<0.001.

Compared with the mild group;

^###P<0.001.

Compared with the same group before the treatment;

^ΔΔΔP<0.001.