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Characteristics of the survey respondents
| Respondent characteristics | Number ± SD (%) |
|---|---|
| Total | 1540 (100) |
| Men | 779（50.6） |
| Women | 761（49.4） |
| Age (average) | 62.8 ± 13.7 y |
| Body mass index (BMI) | 22.7 ± 3.4 kg/m2 |
| Smoker (%) | 312（20.3） |
| Antihypertensive drug treatment | 133 (8.6%) |
| Mean SBP (mm Hg) | 131.8 ± 74.4 |
| Mean DBP (mm Hg) | 74.4 ± 9.9 |
