Table 2.
Statistical characteristics of the samples.
| Variables | Classification | Number | Frequency (%) |
|---|---|---|---|
| Age | 60 years old and above | Mean value.70.41; standard deviation.7.08 | |
|
| |||
| Gender | Male | 261 | 38.6 |
| Female | 416 | 61.4 | |
|
| |||
| Education | Elementary school | 292 | 43.1 |
| Junior high school | 193 | 28.5 | |
| High school/junior high school | 137 | 20.2 | |
| College | 38 | 5.6 | |
| Bachelor's degree or above | 17 | 2.5 | |
|
| |||
| Marriage | Unmarried | 10 | 1.46 |
| Married | 489 | 71.60 | |
| Divorced | 10 | 1.46 | |
| Widowed | 174 | 25.48 | |
|
| |||
| Household registration | Urban | 389 | 57.5 |
| Rural | 288 | 42.5 | |
|
| |||
| Whether living alone | No | 551 | 81.4 |
| Yes | 126 | 18.6 | |
|
| |||
| Pre-retirement work | Civil servants | 43 | 6.4 |
| Employees of enterprise units | 269 | 39.7 | |
| Individual operators | 20 | 3.0 | |
| Farmers | 270 | 39.9 | |
| Migrant workers | 26 | 3.8 | |
| Others | 49 | 7.2 | |
|
| |||
| Activities of daily living (ADL) | 0∼6 | Mean value.0.05; standard deviation.0.43 | |