Figure 2

Incidence of hypertension in rural Chinese adults ≥18 years old by obesity and age groups.
BNWN, BOWN, BNWO and BOWO defined using BMI (kg/m2) and WC (cm) levels. BNWN, 18.5≤BMI<24, WC<90 for men and WC<80 for women; BOWN, BMI≥24, WC<90 for men and WC<80 for women; BNWO, 18.5≤BMI<24, WC≥90 for men and WC≥80 for women; BOWO, BMI≥24, WC≥90 for men and WC≥80 for women.