Table 1 Sociodemographic characteristics of the participants (N = 397)
Catetories | Variables | N (%) | Mean ± SD |
|---|---|---|---|
Age, years |  |  | 73.51 ± 6.48 |
|  | 65 ~ 69 | 141(35.6) | (range: 65 ~ 89) |
|  | 70 ~ 79 | 172(43.3) |  |
|  | 80 ~ 89 | 84(21.1) |  |
Sex | Male | 185(46.6) | Â |
| Â | Female | 212(53.4) | Â |
Education, years |  |  | 8.55 ± 3.95 |
| Â | No formal education | 31(7.8) | Â |
| Â | Primary school | 128(32.2) | Â |
| Â | Middle school | 81(20.4) | Â |
| Â | High school | 131(33) | Â |
| Â | College or above | 26(6.5) | Â |
Economic status | High | 7(1.8) | Â |
| Â | Middle | 275(69.3) | Â |
| Â | Low | 115(29.0) | Â |
Perceived health | Excellent | 1(3.0) | Â |
| Â | Very good | 89(22.4) | Â |
| Â | Good | 163(41.1) | Â |
| Â | Fair | 133(33.5) | Â |
| Â | poor | 11(2.8) | Â |