Table 1 Characteristics of patients and controls

Age, year

31.5 ± 6.6; p = 0.018

29.6 ± 6.9; p = 0.8

32.6 ± 6.2; p = 0.008

Gestational age, weeks

35.3 ± 2.2; p < 0.001

35.2 ± 2.1; p < 0.001

35.4 ± 2.4; p < 0.001

Weight(before pregnancy), kg

71.2 ± 10.7; p = 0.09

70.9 ± 13.4; p = 0.5

71.5 ± 9.1; p = 0.26

Weight ( after pregnancy), kg

81.3 ± 12.7; p = 0.4

80.3 ± 14.4; p = 0.9

81.9 ± 11.8; p = 0.66

BMI ( before pregnancy), kg/m²

26.3 ± 6.2; p = 0.008

25.9 ± 7.5; p = 0.1

26.6 ± 5.4; p = 0.037

BMI ( after pregnancy), kg/m²

30.2 ± 7.2; p = 0.004

29.9 ± 8.4; p = 0.1

30.4 ± 6.6; p = 0.024

Systolic blood pressure, mm Hg

152 ± 16.3; p < 0.001

165 ± 17.5; p < 0.001

144.4 ± 9.4; p < 0.001

Diastolic blood pressure, mm Hg

93.3 ± 15.2; p < 0.001

102.6 ± 11.9; p < 0.001

87.8 ± 14.3; p < 0.001

Platelet count × 10³/μL

152.7 ± 36.3; p = 0.026

152.2 ± 33.6; p = 0.02

153.1 ± 38.1; p = 0.015

Urea, mg/dL

26.2 ± 7.3; p < 0.001

26.8 ± 7.4; p < 0.001

25.8 ± 7.3; p = 0.001

Creatinine, mg/dL

0.7 ± 0.2; p = 0.3

0.8 ± 0.2; p = 0.5

0.75 ± 0.2; p = 0.38

AST, U/L

39.2 ± 45.5; p = 0.001

38.3 ± 47.3; p = 0.1

39.7 ± 45; p = 0.046

ALT, U/L

28.5 ± 27.5; p < 0.001

28.7 ± 25; p = 0.05

28.5 ± 29; p = 0.028

ALP, U/L

350.5 ± 131; p = 0.006

352.6 ± 132.8; p = 0.05

349.3 ± 131.4; p = 0.036

Direct bilirubin, mg/dL

0.31 ± 0.13; p = 0.2

0.2 ± 0.08; p = 0.9

0.33 ± 0.16; p = 0.21

Total bilirubin, mg/dL

0.76 ± 0.29; p = 0.001

0.6 ± 0.2; p = 0.03

0.77 ± 0.3; p = 0.0.006