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Table 1 Baseline characteristics of 438 pregnant women evaluated according to eNOS genotype

From: Endothelial nitric oxide synthase gene polymorphism (Glu298Asp) and development of pre-eclampsia: a case-control study and a meta-analysis

Characteristics

Glu/Glu (n = 258)

Glu/Asp (n = 149)

Asp/Asp (n = 31)

P value*

Age in years, median (IQR)

30 (24–34)

30 (26–34)

30 (22–34)

0.36

Primiparous, n (%)

135 (52)

76 (51)

20 (65)

0.38

BMI, kg/m2; median(IQR)

25.1(22.3–28.8)

25.2 (17.3–29.4)

25.9 (23.6–28.8)

0.89

Smokers, n (%)

18 (7)

15 (10)

3 (10)

0.47

Mean pulsatility index median (IQR)

1.1 (0.96–1.54)

1.1 (0.9–1.36)

0.85 (0.6–1.11)

0.68

  1. * Comparisons between the three genotype-groups for continuous variables by ANOVA test and for categorical variables by χ2test
  2. IQR= interquartile ranges
  3. Glu/Glu= Glutamic acid/Glutamic acid
  4. Glu/Asp = Glutamic/Aspartate
  5. Asp/Asp = Aspartate/Aspartate
  6. BMI = body mass index