Table 1. General characteristics of study population, 2010-2012.
| Variables | Total | age≥65 | ||
|---|---|---|---|---|
| Men (n=7452) | Women (n=10169) | Men (n=1843) | Women (n=2447) | |
| Age (years) | 51.0±16.2 | 50.9±16.8 | 72.3±5.1 | 72.8±5.5 |
| BMI (kg/m2) | 24.0±3.1 | 23.4±3.6 | 23.2±2.9 | 24.3±3.4 |
| Waist circumference (cm) | 84.6±8.9 | 78.8±10.0 | 84.8±9.0 | 83.2±9.5 |
| Fasting glucose (mmol/L) | 100.9±24.3 | 95.9±20.4 | 104.8±24.4 | 102.9±23.6 |
| Total cholesterol (mg/dL) | 188.0±36.2 | 191.3±36.9 | 180.9±34.7 | 198.0±38.4 |
| Triglyceride (mg/dL) | 155.7±131.8 | 115.6±80.7 | 135.4±101.1 | 141.9±90.2 |
| SBP (mmHg) | 121.5±16.0 | 117.7±18.4 | 127.8±17.3 | 131.2±17.7 |
| DBP (mmHg) | 77.7±10.7 | 73.4±9.9 | 73.3±10.1 | 73.8±9.9 |
| Age {years, n (%)} | ||||
| 20-29 | 767 (19.3) | 1116 (16.9) | 0 (0.0) | 0 (0.0) |
| 30-39 | 1339 (21.7) | 1944 (20.4) | 0 (0.0) | 0 (0.0) |
| 40-49 | 1374 (22.6) | 1784 (21.4) | 0 (0.0) | 0 (0.0) |
| 50-59 | 1410 (18.5) | 1994 (18.4) | 0 (0.0) | 0 (0.0) |
| 60-69 | 1365 (10.4) | 1691 (11.3) | 646 (37.6) | 807 (30.8) |
| 70-79 | 1024 (6.2) | 1322 (8.9) | 1024 (52.2) | 1322 (53.7) |
| ≥80 | 173 (1.2) | 318 (2.6) | 173 (10.3) | 318 (15.6) |
| Residential area | ||||
| Urban | 3418 (46.4) | 4706 (47.5) | 753 (40.5) | 951 (38.2) |
| Rural | 4034 (53.6) | 5463 (52.5) | 1090 (59.5) | 1496 (61.8) |
| Education levels | ||||
| Less than high school | 2051 (20.2) | 4206 (34.9) | 1097 (63.1) | 2180 (92.2) |
| High school | 2199 (31.0) | 2735 (29.9) | 426 (21.9) | 198 (6.3) |
| College or more | 3195 (48.8) | 3204 (35.2) | 314 (15.0) | 53 (1.6) |
| Smoking | ||||
| None | 1336 (19.6) | 9039 (86.4) | 281 (15.2) | 2224 (90.7) |
| Ex-smoker | 3040 (33.7) | 550 (6.5) | 1095 (58.7) | 113 (5.5) |
| Current smoker, n (%) | 3055 (46.7) | 544 (7.1) | 452 (26.1) | 88 (3.8) |
| Alcohol intake (drinks/week) | ||||
| None | 373 (4.2) | 2105 (17.0) | 192 (10.6) | 1075 (44.0) |
| Ex-drinker | 852 (8.9) | 1732 (16.4) | 405 (21.9) | 485 (21.1) |
| Once per week or less | 3376 (49.0) | 5417 (57.2) | 611 (31.9) | 757 (30.4) |
| More than once per week | 2803 (37.9) | 834 (9.5) | 618 (35.6) | 106 (4.5) |
| Anti-hypertensive medication use, n (%) | ||||
| ≥20 (days/month) | 1520 (18.1) | 2189 (19.9) | 805 (43.7) | 1354 (55.3) |
| <20 (days/month) | 28 (0.3) | 33 (0.3) | 14 (0.8) | 13 (0.5) |
| None | 6830 (81.5) | 8794 (79.8) | 1024 (55.6) | 1080 (44.1) |
Data are expressed as mean±standard deviation or frequency (%). BMI: body mass index, SBP: systolic blood pressure, DBP: diastolic blood pressure