Fig. 2From: Relationship of BMI to the incidence of hypertension: a 4 years’ cohort study among children in Guangzhou, 2007–2011Hazards ratios of hypertension according to different BMI groupsb. a Reference category: normal weight BMI. b The Hazards ratios of the total population were adjusted for age, gender and baseline blood pressure, and those of the boys or girls were adjusted for ages and baseline blood pressureBack to article page