Fig. 1

Flow chart of enrollment in the study population. Abbreviations: BP, blood pressure; BMI, body mass index; HDL, high-density lipoprotein; LDL, low-density lipoprotein; TC, total cholesterol; TG, triglyceride; CVD, cardiovascular disease. BP grouping criteria: 1) optimal: SBP < 120 mmHg and DBP < 80 mmHg; 2) normal: SBP:120–129 mmHg and DBP: 80–84 mmHg; 3) high-normal: SBP:130–139 mmHg and/or DBP: 85–89 mmHg; 4) hypertension: SBP ≥ 140 mmHg and/or DBP ≥ 90 mmHg