Table 2. Univariate analysis of new-onset hypertension.
| Characteristics | Value | Number | HT (%) | HR | 95% CI | p value | |
|---|---|---|---|---|---|---|---|
| Lower | Upper | ||||||
| Total | Total | 334,280 | 24,678 (7.4) | ||||
| Sex | Female | 172,942 | 12,078 (7.0) | Reference | |||
| Male | 161,338 | 12,600 (7.8) | 1.078 | 1.052 | 1.105 | <0.001 | |
| Age (years) | 20–34 | 105,025 | 1,484 (1.4) | Reference | |||
| 35–49 | 140,416 | 8,249 (5.9) | 4.055 | 3.837 | 4.286 | <0.001 | |
| 50–64 | 73,402 | 10,463 (14.3) | 9.974 | 9.434 | 10.531 | <0.001 | |
| 65–74 | 12,424 | 3,453 (27.8) | 20.550 | 19.337 | 21.839 | <0.001 | |
| ≥75 | 3,013 | 1,029 (34.2) | 30.195 | 27.886 | 32.694 | <0.001 | |
| Continuous | 1.069 | 1.068 | 1.070 | <0.001 | |||
| BMI (kg/m2) | <18.5 | 18,105 | 578 (3.2) | 0.619 | 0.568 | 0.674 | <0.001 |
| 18.5–19.9 | 35,876 | 1,276 (3.6) | 0.679 | 0.639 | 0.722 | <0.001 | |
| 20–22.4 | 96,932 | 5,166 (5.3) | Reference | ||||
| 22.5–24.9 | 98,562 | 8,052 (8.2) | 1.526 | 1.474 | 1.580 | <0.001 | |
| ≥25 | 84,805 | 9,606 (11.3) | 2.186 | 2.113 | 2.261 | <0.001 | |
| Continuous | 1.109 | 1.105 | 1.112 | <0.001 | |||
| Smoking | Non-smoker | 208,214 | 14,968 (7.2) | Reference | |||
| Ex-smoker | 37,899 | 3,516 (9.3) | 1.250 | 1.205 | 1.296 | <0.001 | |
| Current-smoker | 88,167 | 6,194 (7.0) | 0.970 | 0.942 | 1.000 | 0.046 | |
| Alcohol consumption | 0 | 165,260 | 13,879 (8.4) | Reference | |||
| ≤140 | 118,075 | 6,629 (5.6) | 0.668 | 0.649 | 0.688 | <0.001 | |
| >140 | 50,945 | 4,170 (8.2) | 0.972 | 0.939 | 1.006 | 0.110 | |
| Continuous | 1.000 | 1.000 | 1.000 | <0.001 | |||
| SBP (mmHg) | <120 | 179,358 | 7,052 (3.9) | Reference | |||
| 120–139 | 154,922 | 17,626 (11.4) | 2.965 | 2.884 | 3.048 | <0.001 | |
| Continuous | 1.061 | 1.060 | 1.062 | <0.001 | |||
| DBP (mmHg) | <80 | 228,640 | 11,739 (5.1) | Reference | |||
| 80–89 | 105,640 | 12,939 (12.2) | 2.420 | 2.361 | 2.482 | <0.001 | |
| Continuous | 1.071 | 1.070 | 1.073 | <0.001 | |||
| FBS (mg/dL) | <100 | 266,830 | 17,552 (6.6) | Reference | |||
| 100–125 | 67,450 | 7,126 (10.6) | 1.638 | 1.593 | 1.683 | <0.001 | |
| Continuous | 1.025 | 1.024 | 1.026 | <0.001 | |||
| Activity (met-min/wk) | <500 | 239,770 | 17,756 (7.4) | Reference | |||
| 500–999 | 70,461 | 4,820 (6.8) | 0.920 | 0.891 | 0.950 | <0.001 | |
| ≥1,000 | 24,049 | 2,102 (8.7) | 1.177 | 1.125 | 1.231 | <0.001 | |
| Continuous | 1.000 | 1.000 | 1.000 | 0.743 | |||
| Waist circumference (cm) | 1.049 | 1.048 | 1.051 | <0.001 | |||
| Total cholesterol (mg/dL) | 4.784 | 4.529 | 5.056 | <0.001 | |||
| Triglyceride (mg/dL) | 1.747 | 1.711 | 1.783 | <0.001 | |||
| HDL-cholesterol (mg/dL) | 0.536 | 0.511 | 0.562 | <0.001 | |||
| LDL-cholesterol (mg/dL) | 1.663 | 1.618 | 1.710 | <0.001 | |||
| GGT (U/L) | 1.497 | 1.473 | 1.521 | <0.001 | |||
BMI = body mass index; CI = confidence interval; DBP = diastolic blood pressure; FBS = fasting blood glucose; GGT = gamma-glutamyl transferase; HDL = high-density lipoprotein; HR = hazard ratio; HT = hypertension; LDL = low-density lipoprotein; SBP = systolic blood pressure.