Table 1 Demographic characteristics of the respondents
| Characteristic | Number (%) |
|---|---|
| Sex | |
| Male | 197 (49.1) |
| Female | 204 (50.9) |
| Age | |
| < 29 | 110 (27.4) |
| 30–39 | 120 (29.9) |
| 40–49 | 88 (21.9) |
| ≥ 50 | 83 (20.7) |
| Degree of education | |
| Illiterate or primary school | 299 (74.6) |
| Junior high school | 38 (9.5) |
| Senior high school or above | 64 (16.0) |
| Marital status | |
| Married | 326 (81.3) |
| Others (unmarried, divorced, widowed) | 75 (18.7) |
| Family monthly income per capita | |
| < 1000 | 179 (44.6) |
| 1000–1999 | 112 (27.9) |
| 2000–3999 | 75 (18.7) |
| ≥ 4000 | 35 (8.7) |