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Table 3 Prevalence ratios of hypertension with different types of obesity in urban and rural areas according to the log-binomial mixed effects model

From: Urban-rural-specific trend in prevalence of general and central obesity, and association with hypertension in Chinese adults, aged 18–65 years

  Urban Rural
PR(95% CI) Adjusted PR(95% CI) PR(95% CI) Adjusted PR(95% CI)
Normal (Ref) 1 1 1 1
Central obesity only 2.22 (2.06–2.38)** 1.82 (1.62–2.04) ** 2.03 (1.92–2.15) ** 1.78 (1.62–1.94) **
General obesity only 2.56 (1.94–3.39) ** 2.13 (1.48–3.05) ** 1.79 (1.31–2.45) ** 1.50 (0.96–2.33)
Both central and general obesity 3.46 (3.16–3.79) ** 2.30 (2.01–2.63) ** 3.64 (3.40–3.90) ** 2.50 (2.25–2.77) **
  1. CI confidence interval, * significant at 0.05, ** significant at 0.01
  2. aNormal indicates participants with a BMI < 28 kg/m2 and WC < 90/80 cm
  3. bAdjusted for smoking, drinking, gender, survey year, age and clustering effects (communities and households)