Variable

First trimester

Mean ± SD

Second trimester

Mean ± SD

p value

SBP (mmHg)

108.13 ± 8.74

101.04 ± 10.40

0.000*

DBP (mmHg)

72.20 ± 7.57

67.09 ± 8.79

0.000*

MAP

84.32 ± 6.71

78.40 ± 8.53

0.000*

Serum uric acid (mg/dL)

2.01 ± 0.85

4.8 ± 1.93

0.000*

Serum total calcium (mg/dL)

10.88 ± 1.97

9.72 ± 2.04

0.000*

Serum XO activity (mU/mL)

11.96 ± 1.91

14.05 ± 3.09

0.000*