Table 1 Socio-demographic features of participants
Variables | Frequency | Percentage (%) |
|---|---|---|
Age | ||
60 ~ 69 | 169 | 42.7 |
70 ~ 79 | 184 | 46.5 |
80 ~ 91 | 43 | 10.8 |
Gender | ||
Male | 206 | 52.0 |
Female | 190 | 48.0 |
Marital status | ||
Married | 318 | 80.3 |
Widowed/Never married | 78 | 19.7 |
Education | ||
Primary or below | 283 | 71.4 |
Junior middle school | 67 | 17.0 |
Senior middle school or more | 46 | 11.6 |
Annual monthly income (CNY) | ||
4000~ | 268 | 67.7 |
≥8000 | 128 | 32.3 |