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Table 3 Odds ratios and 95% confidence intervals for the association among maternal pre-pregnancy BMI, GWG and autism in all subjects

From: Associations among maternal pre-pregnancy body mass index, gestational weight gain and risk of autism in the Han Chinese population

 

OR

95% CI

p

Maternal pre-pregnancy BMIa

 Underweight

0.958

0.746–1.231

0.738

 Overweight/Obese

0.743

0.515–1.073

0.113

Gestational weight gainb

 Inadequate weight gain

0.855

0.690–1.060

0.154

 Excessive weight gain

1.327

1.021–1.725

0.034

BMI by GWG

1.064

1.009–1.123

0.023

  1. BMI body mass index, GWG gestation weight gain
  2. Child’s gender, child age, parental age, and family annual income were used as covariates
  3. aNormal BMI group was used as a reference
  4. bAdequate weight gain group was used as a reference
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BMC Psychiatry

ISSN: 1471-244X

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