Table 1 Demographic characteristics of normal pregnancy and preeclampsia

Maternal age, years

27.2 ± 3.0

29.1 ± 5.7

0.0805

Gestational age, weeks

34.7 ± 3.6

35.6 ± 3.4

0.2929

Maternal height, m

1.60 ± 0.04

1.61 ± 0.04

0.1114

Body surface area, m ²

1.64 ± 0.42

1.68 ± 0.10

0.6491

Pregnancy BMI, kg/m ²

25.4 ± 2.4

27.8 ± 3.9

0.0054

SBP, mmHg

116.1 ± 8.6

151.4 ± 13.7

<0.00001

DBP, mmHg

75.4 ± 9.2

102.4 ± 8.3

<0.00001

MAP, mmHg

88.9 ± 7.9

118.8 ± 8.7

<0.00001

Gestational week at delivery, week

40 ± 1

37 ± 1

0.0263