Table 2 Sociodemographic characteristics of the participants (n = 366)
Factors | Group | n | % |
|---|---|---|---|
Age | ＜60 | 48 | 13.1 |
|  | 60 ~70 | 186 | 50.8 |
|  | ＞70 | 132 | 36.1 |
Gender | Male | 200 | 54.6 |
| Â | Female | 166 | 45.4 |
Marital status | Unmarried | 24 | 6.6 |
| Â | Married | 206 | 56.3 |
| Â | Divorced/Widowed | 136 | 37.2 |
Education level | Primary education | 167 | 45.6 |
| Â | Secondary education | 114 | 31.2 |
| Â | Advanced education | 85 | 23.2 |
Duration(year) | ＜4 | 178 | 48.6 |
|  | 4～8 | 144 | 39.3 |
|  | ＞8 | 44 | 12.0 |
Monthly income(rmb) | ＜3000 | 182 | 49.7 |
|  | 3000 ~6000 | 126 | 34.4 |
|  | ＞6000 | 58 | 15.8 |
Location | Village | 73 | 19.9 |
| Â | City | 293 | 80.1 |