Table 2 Maternal characteristics of White British and South
Asian women, stratified by BMI+
SD=standard deviation
GCSE= The General Certificate of
Secondary Education
IMD=Index of Multiple deprivation
*Significant at 0.05 significance level (two-tailed)
**significant at 0.01 significance level (two-tailed)
pT-test for continuous variable and chi-squared with
fishers exact (where cell count <5) for categorical variables
+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/m2South 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