Table 1.
Baseline characteristics
| Variables | All (n = 3,297) | |
|---|---|---|
| N | % | |
| Age (years) | ||
| 65–79 | 2861 | 86.78 |
| Sex | ||
| Female | 1809 | 54.87 |
| Living alone | ||
| No | 2590 | 78.56 |
| BMI | ||
| < 25 | 2016 | 61.15 |
| Walking days per week | ||
| ≥ 5 | 1426 | 43.25 |
| Ever smoked | ||
| No | 1344 | 40.76 |
| Drink | ||
| Non-excessive | 3197 | 96.97 |
| Residential area | ||
| Metropolitan | 1501 | 45.53 |
| Urban | 1033 | 31.33 |
| Rural | 763 | 23.14 |
| Income quartile (household) | ||
| Low | 1560 | 47.32 |
| Lower-middle | 929 | 28.18 |
| Upper-middle | 474 | 14.38 |
| High | 334 | 10.13 |
| Health insurance type | ||
| National health insurance | 3090 | 93.72 |
| Private medical insurance | ||
| Yes | 2160 | 65.51 |
| Health screening within 2 years | ||
| Yes | 1064 | 32.27 |
| Cancer screening within 2 years | ||
| Yes | 1214 | 36.82 |
| Education level | ||
| High school and above | 868 | 26.33 |
| Charlson comorbidity index | ||
| 0 | 2205 | 66.88 |
| 1 | 531 | 16.11 |
| ≥ 2 | 561 | 17.02 |
| Disability | ||
| Yes | 479 | 14.53 |
| Usual perception of stress | ||
| Yes | 626 | 18.99 |
| Calendar year | ||
| 2012 | 689 | 20.90 |
| 2013 | 565 | 17.14 |
| 2014 | 610 | 18.50 |
| 2015 | 665 | 20.17 |
| 2016 | 768 | 23.29 |