Table 1. Characteristics of the elderly population by gender.
| Characteristics | Male (n=839) | Female (n=1226) | P-value | All (n=2065) |
|---|---|---|---|---|
| Mean±s.d. | ||||
| Age (years) | 72.9±6.9 | 70.9±6.3 | <0.001 | 71.7±6.6 |
| Height (cm) | 167.4±5.8 | 155.5±5.5 | <0.001 | 160.3±8.1 |
| Weight (kg) | 70.1±10.2 | 60.5±9.4 | <0.001 | 64.4±10.8 |
| BMI (kg m−2) | 25.0±3.1 | 25.0±3.6 | 0.641 | 25.0±3.4 |
| WC (cm) | 91.2±8.5 | 86.3±9.0 | <0.001 | 88.3±9.1 |
| SBP (mm Hg) | 136.6±17.8 | 140.6±20.9 | <0.001 | 139.0±19.8 |
| DBP (mm Hg) | 78.3±9.7 | 76.6±10.0 | <0.001 | 77.3±9.9 |
| TC (mmol l−1) | 4.9±0.9 | 5.5±1.0 | <0.001 | 5.3±1.0 |
| TG (mmol l−1) | 1.5±0.9 | 1.8±0.9 | <0.001 | 1.7±0.9 |
| HDL-C (mmol l−1) | 1.3±0.4 | 1.5±0.4 | <0.001 | 1.4±0.4 |
| LDL-C (mmol l−1) | 3.1±0.8 | 3.4±0.9 | <0.001 | 3.3±0.9 |
| FPG (mmol l−1) | 6.1±1.5 | 6.1±1.8 | 0.942 | 6.1±1.7 |
| MMSE score | 27.2±3.5 | 26.8±3.7 | 0.013 | 27.0±3.6 |
| N (%) | ||||
| Education (>7 years) | 691 (82.4) | 797 (65.0) | <0.001 | 1488 (72.1) |
| Marital status | 774 (92.3) | 967 (78.9) | <0.001 | 1741 (84.3) |
| Current drinker | 322 (38.4) | 94 (7.7) | <0.001 | 416 (20.1) |
| Current smoker | 179 (21.3) | 51 (4.2) | <0.001 | 230 (11.1) |
| Physical activity (⩾1 h per day) | 734 (87.5) | 1038 (84.7) | 0.071 | 1772 (85.8) |
| Prevalence of MCI | 134 (16.0) | 185 (15.1) | 0.586 | 319 (15.4) |
| Prevalence of hypertension | 540 (64.4) | 868 (70.8) | 0.002 | 1408 (68.2) |
| Treated hypertensive patients in the hypertensive patient population | 347/540 (64.3) | 598/868 (68.9) | 0.072 | 945/1408 (67.1) |
| Patients with controlled hypertension in the population of hypertensive patients | 168/540 (31.1) | 249/868 (28.7) | 0.333 | 417/1408 (29.6) |
| Patients with controlled hypertension in the population of treated hypertensive patients | 168/347 (48.4) | 249/598 (41.6) | 0.043 | 417/945 (44.1) |
Abbreviations: BMI, body mass index; DBP, diastolic blood pressure; FPG, fasting plasma glucose; HDL-C, high-density lipoprotein-cholesterol; LDL-C, low-density lipoprotein-cholesterol; MCI, mild cognitive impairment; MMSE, mini-mental state examination; SBP, systolic blood pressure; TC, total cholesterol; TG, triglycerides; WC, waist circumference.