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Table 5 Associations of BMI with antenatal anxiety, with interaction model between White British and South Asian women

From: Antenatal depression and anxiety and early pregnancy BMI among White British and South Asian women: retrospective analysis of data from the Born in Bradford cohort

Anxiety White British South Asian Interaction AORa
WB = reference
BMI categories+ Unadjusted OR (95% CI) AOR (95% CI)a Unadjusted OR (95% CI) AOR (95% CI)a  
Recommended weight Reference group Reference group Reference group Reference group 1.18 (0.69–2.01)
Underweight 0.80 (0.52–1.22) 0.75 (0.48–1.17) 0.80 (0.52–1.22) 0.82 (0.61–1.09) 1.23 (0.60–2.52)
Overweight 1.21 (1.03–1.42)* 1.25 (1.05–1.47)** 1.09 (0.94–1.27) 1.06 (0.91–1.24) 1.05 (0.0–1.79)
Obese 1.18 (1.00–1.39)* 1.13 (0.95–1.35) 1.13 (0.97–1.31) 1.13 (0.96–1.33) 1.04 (0.85–1.29)
Class 1 1.13 (0.92–1.38) 1.09 (0.88–1.35) 1.13 (0.95–1.34) 1.15 (0.96–1.38) 1.28 (0.73–2.23)
Class 2 1.17 (0.90–1.52) 1.13 (0.85–1.49) 1.13 (0.89–1.44) 1.09 (0.84–1.40) 1.17 (0.63–2.15)
Class 3 1.43 (0.99–2.04) 1.29 (0.89–1.88) 1.11 (0.78–1.58) 1.10 (0.75–1.62)
  1. OR odds ratio
  2. AOR adjusted odds ratio
  3. CI Confidence Interval
  4. WB White British
  5. +White British BMI categories: Underweight, < 18.5 kg/m2; recommended weight, 18.5–24.9 kg/m2; overweight, 25–29.9 kg/m2; obese, ≥30 kg/m2; obese class 1, 30.0–34.9 kg/m2; obese class 2, 35.0–39.9 kg/m2; obese class 3, ≥40.0 kg/m2 South Asian BMI categories: underweight, < 18.5 kg/m2; recommended weight, 18.5–22.9 kg/m2; overweight, 23–27.49 kg/m2; obese, ≥27.5 kg/m2; obese class 1, 27.5–32.49 kg/m2, obese class 2, 32.5–37.49 kg/m2, obese class 3, ≥37.5 kg/m2*Significant at 0.05 significance level (two-tailed)
  6. **Significant at 0.01 significance level (two-tailed)
  7. -Insufficient data to run the model
  8. aAdjusted for maternal age, maternal education, area of residence deprivation and maternal smoking