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Table 3 Weighted percentages for prevalence and risk ratios (95 % CIs) for overweight at 7-years by cumulative maternal full-time employment, unadjusted and adjusted for confounders (n = 9827)

From: Parental employment during early childhood and overweight at 7-years: findings from the UK Millennium Cohort Study

  Percent (n) overweight Unadjusted RR + Confoundersb
Maternal full-time employment    
Nonea 19.3 (1365) 1 1
One sweep 17.4 (217) 0.90 (0.77–1.06) 0.91 (0.78–1.07)
Two sweeps 23.1 (142) 1.20 (1.01–1.43) 1.21 (1.01–1.44)
Three sweeps 23.6 (102) 1.23 (0.99–1.52) 1.26 (1.01–1.58)
Four sweeps 26.8 (160) 1.39 (1.15–1.68) 1.46 (1.20–1.78)
  1. aBaseline group: no sweeps at which full-time employment was reported by the mother
  2. bConfounders: maternal ethnicity, highest qualification, pre-pregnancy bodysize, smoking in pregnancy, birthweight, duration breastfeeding, solids at 4-months