Table 1.
Descriptive statistics: National Survey of the Japanese Elderly
| Variables | N | % or mean | SD |
|---|---|---|---|
| Functional limitation | 8,540 | 21.0% | |
| Female | 8,540 | 56.3% | |
| Employment status | 8,540 | 20.9% | |
| Age | 8,540 | 77.50 | 7.19 |
| Marital status (Single or not) | 8,540 | 40.4% | |
| Household size | 8,540 | 1.88 | 1.67 |
| Having a child | 8,540 | 94.1% | |
| House ownership | 8,540 | 88.9% | |
| SRH: Very bad | 8,540 | 2.6% | |
| SRH: Bad | 8,540 | 15.5% | |
| SRH: Fair | 8,540 | 42.5% | |
| SRH: Good | 8,540 | 24.8% | |
| SRH: Very good | 8,540 | 14.5% | |
| Education: High school | 8,540 | 0.1% | |
| Education: University or higher | 8,540 | 26.1% | |
| Cigarette smoking | 8,540 | 6.8% | |
| Alcohol consumption | 8,540 | 11.0% |
Note: SD represents standard deviation; SRH represents self-rated health