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Table 2 Subject characteristics according to blood pressure (BP) category and the use of antihypertensive medications

From: Potential impact of 2018 Korean Society of Hypertension guidelines on Korean population: a population-based cohort study

 Systolic/diastolic BP (mm Hg) categories with no antihypertensive medicationTaking antihypertensive medication
Normal (< 120/80)Elevated BP (120–129/< 80)Prehypertension (130–139/80–89)Grade 1 hypertension (140–159/90–99)Grade 2 hypertension (≥160/100)
Proportion (%)45.2%5.5%18.8%8.7%2.1%19.6%
Estimated number (million)13.51.75.62.60.65.9
Age, years45.9 ± 0.257.1 ± 0.649.0 ± 0.352.7 ± 0.851.4 ± 0.463.8 ± 0.3
Sex, %
 Men38.7 ± 0.650.5 ± 2.161.0 ± 1.165.4 ± 1.664.6 ± 3.046.4 ± 1.0
 Women61.3 ± 0.649.5 ± 2.139.0 ± 1.134.6 ± 1.635.4 ± 3.053.6 ± 1.0
Anthropometric measurements
 Body mass index, kg/m223.0 ± 0.023.9 ± 0.124.5 ± 0.124.9 ± 0.126.0 ± 0.325.3 ± 0.1
 Waist circumference, cm78.8 ± 0.282.8 ± 0.483.6 ± 0.285.2 ± 0.387.1 ± 0.786.8 ± 0.2
 Systolic BP, mmHg105.5 ± 0.1123.5 ± 0.1123.1 ± 0.2138.2 ± 0.4158.7 ± 1.0128.6 ± 0.4
 Diastolic BP, mmHg69.4 ± 0.173.1 ± 0.282.5 ± 0.188.6 ± 0.3100.8 ± 0.876.3 ± 0.3
 Heart rate, beat / min56.9 ± 0.656.9 ± 1.657.3 ± 1.355.3 ± 0.571.5 ± 8.358.4 ± 0.8
Lifestyle behaviors
 Regular physical activity, %33.5 ± 1.431.1 ± 3.535.2 ± 1.938.4 ± 3.042.4 ± 5.834.5 ± 1.6
 Heavy alcohol drinking, %11.4 ± 0.619.4 ± 2.220.9 ± 1.129.2 ± 1.937.0 ± 3.818.2 ± 1.2
 Daily calorie intake, kcal2045.0 ± 15.52046.0 ± 44.22197.7 ± 28.32159.6 ± 38.62317.3 ± 90.01822.3 ± 19.3
 Daily sodium consumption, mg4022.9 ± 46.84013.1 ± 139.64373.0 ± 109.54210.9 ± 103.94492.7 ± 215.23468.7 ± 58.6
Comorbidities, %
 Obesity21.9 ± 0.734.1 ± 2.039.2 ± 1.247.0 ± 1.756.6 ± 3.550.7 ± 1.0
 Diabetes mellitus5.2 ± 0.415.0 ± 1.49.5 ± 0.710.8 ± 1.18.0 ± 2.027.6 ± 1.1
 Dyslipidemia62.7 ± 1.777.6 ± 2.475.1 ± 1.681.0 ± 1.875.6 ± 3.785.3 ± 1.1
Laboratory findings
 Total cholesterol, mg/dL188.5 ± 0.5193.7 ± 1.6198.8 ± 0.9201.4 ± 1.6201.6 ± 2.4185.3 ± 0.8
 HDL cholesterol, mg/dL52.1 ± 0.249.9 ± 0.549.8 ± 0.349.8 ± 0.448.8 ± 0.847.8 ± 0.3
 LDL cholesterol, mg/dL115.8 ± 0.7117.1 ± 2.3112.3 ± 1.2119.7 ± 1.8121.7 ± 3.1107.8 ± 1.1
 Triglyceride, mg/dL121.9 ± 1.7153.1 ± 5.7161.6 ± 3.3185.6 ± 5.8196.8 ± 11.2159.1 ± 2.8
 Fasting glucose, mg/dL95.9 ± 0.3104.4 ± 1.0102.1 ± 0.6104.0 ± 0.9104.9 ± 1.8109.7 ± 0.6
 Calculated GFR (mL/min/1.73m2)95.8 ± 0.392.7 ± 0.893.5 ± 0.492.2 ± 0.692.2 ± 1.284.6 ± 0.4
 10-year ASCVD risk3.4 ± 0.110.7 ± 0.56.6 ± 0.210.7 ± 0.412.3 ± 0.819.6 ± 0.4
 History of cardiovascular disease1.9 ± 0.24.9 ± 0.82.3 ± 0.32.7 ± 0.51.1 ± 0.512.9 ± 0.7
  1. Values were presented as mean ± SD or percent with numbers of subjects
  2. HDL High density lipoprotein, LDL Low density lipoprotein, GFR Glomerular filtration rate, ASCVD Atherosclerotic cardiovascular disease