Table 1 Baseline characteristics of the study population(N = 241)

Age

31(29, 34)

29(27,31)

BMI

22.03(20.14,22.03)

21.23(20.09,23.50)

Education level, n%

 1

3(2.7%)

6(4.7%)

 2

38(33.6%)

59(46.1%)

 3

72(63.7%)

63(49.2%)

Residential, n%

 1

49(47.1%)

71(59.2%)

 2

64(52.9%)

57(40.8%)

Pregnancy times, n%

 1

62(54.9%)

89(69.5%)

 ≥ 2

51(45.1%)

39(30.5%)

parity, n%

 0

44(44.5)

71(55.5)

 1

69(61.1)

57(38.9)

History of poor pregnancy outcome, n%

 0

101(89.4%)

126(98.4%)

 1

12(10.6%)

2(1.6%)

Family history of chronic diseases, n%

 0

95(84.1%)

115(89.8%)

 1

18(15.9%)

13(10.2%)

History of chronic disease, n%

 0

3

125

 1

9

104

Waist–hip ratio

0.89 ± 0.05

0.88 ± 0.05

SBP (mmHg)

110.95 ± 10.6

111.54 ± 10.12

DBP (mmHg)

65.43 ± 7.57

66.02 ± 8.61