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Table 2 Associations between potential risk factors and gestational diabetes using multiple logistic regression

From: Evaluation of neonatal and maternal morbidity in mothers with gestational diabetes: a population-based study

 

ORa (95% CIb)

p-valued

Maternal age

1.06 (1.03–1.08)

p < 0.001

Smoking

0.79 (0.51–1.23)

p = 0.29

Alcohol use

0.61 (0.41–0.90)

p = 0.014

Prepregnancy BMIc

 Underweight (<  19)

0.68 (0.34–1.36)

p = 0.27

 Normal weight (19–24.99)

Reference

 

 Overweight (25–29.99)

1.84 (1.27–2.68)

p = 0.001

 Obese (> = 30)

3.67 (2.48–5.44)

p < 0.001

 Gestational weight gain

0.99 (0.97–1.01)

p = 0.48

Parity

 First child

Reference

 

 Second child

1.11 (0.78–1.59)

p = 0.55

 Third child

1.28 (0.82–2.02)

p = 0.28

 Forth child and more

0.92 (0.53–1.61)

p = 0.77

Education level

 Low

Reference

 

 Middle

0.73 (0.46–1.16)

p = 0.19

 Mid-high

0.65 (0.38–1.13)

p = 0.13

 High

0.44 (0.23–0.83)

p = 0.01

 Income; thousand €

0.62 (0.46–0.83)

p = 0.001

  1. aOR odds ratio, bCI confidence interval, cBMI body mass index, dlogistic regression adjusted for confounders (mother’s age, alcohol use and prepregnancy BMI)