Table 1.
Baseline characteristics of study population by incident hypertension
| Incident Hypertension | P Value | ||
|---|---|---|---|
| No | Yes | ||
| No. (%) | 1551 (90.44) | 164 (9.56) | |
| Age, y | 53.31±8.18 | 55.79±8.00 | <.001 |
| Male sex | 552 (35.6) | 77 (47.0) | .005 |
| Weight, kg | 59.83±9.15 | 64.12±9.80 | <.001 |
| WC, cm | 80.59±8.44 | 85.80±7.70 | <.001 |
| BMI, kg/m2 | 23.69±2.87 | 25.10±2.71 | <.001 |
| SBP, mm Hg | 117.23±11.02 | 122.47±9.99 | <.001 |
| DBP, mm Hg | 73.82±7.39 | 75.32±6.91 | .014 |
| MAP, mm Hg | 88.30±7.66 | 91.03±7.09 | <.001 |
| Triglycerides, mg/dL | 127.39±84.06 | 143.88±84.43 | .017 |
| Total cholesterol, mg/dL | 196.90±35.78 | 202.83±34.51 | .043 |
| HDL cholesterol, mg/dL | 46.72±10.78 | 45.61±11.41 | .214 |
| LDL cholesterol, mg/dL | 115.26±30.86 | 120.43±28.45 | .040 |
| FBG, mg/dL | 92.95±18.90 | 95.31±14.96 | .122 |
| HOMA‐IR, U | 1.88±1.16 | 2.06±1.27 | .066 |
| hs‐CRP, mg/L | 1.68±4.59 | 2.48±7.79 | .202 |
| Regular exercise, % | 455/1549 (29.4) | 39/163 (23.9) | .171 |
| Current smoker, % | 253/1549 (16.3) | 29/162 (17.9) | .689 |
| Current drinker, % | 581/1546 (37.6) | 76/162 (46.9) | .025 |
| Daily energy intake, kcal | 2060.62±221.49 | 2086.59±239.51 | .185 |
| Education levels | .121 | ||
| Elementary | 697/1542 (45.2) | 86/164 (52.4) | |
| Middle school | 293/1542 (19.0) | 34/164 (20.7) | |
| High school | 357/1542 (23.2) | 31/164 (18.9) | |
| College | 195/1542 (12.6) | 13/164 (7.9) | |
| Sleep duration, h/d | .100 | ||
| <6 | 143 (9.2) | 25 (15.2) | |
| 6–7.9 | 851 (54.9) | 82 (50.0) | |
| 8–9.9 | 492 (31.7) | 51 (31.1) | |
| ≥10 | 65 (4.2) | 6 (3.7) | |
| Married | .378 | ||
| Yes | 1378/1545 (89.2) | 142/164 (86.6) | |
| No | 167/1545 (10.8) | 22/164 (13.4) | |
| Monthly income, ×104 KRW | .041 | ||
| <100 (low) | 519/1391 (37.3) | 72/151 (47.7) | |
| 100–200 (medium) | 397/1391 (28.5) | 38/151 (25.2) | |
| >200 (high) | 475/1391 (34.1) | 41/151 (27.2) | |
Data are expressed as number (percentage) or mean±standard deviation. BMI, body mass index; DBP, diastolic blood pressure; FBG, fasting blood glucose; HDL‐C, high‐density lipoprotein cholesterol; HOMA‐IR, homeostasis model assessment of insulin resistance; hs‐CRP, high‐sensitivity C‐reactive protein; LDL‐C, low‐density lipoprotein cholesterol; MAP, mean arterial pressure; SBP, systolic blood pressure; WC, waist circumference.