Table 5.
Descriptive statistics
| Indicators | Poor (N = 748) | Non-poor (N = 761) |
| Independent variables | ||
| Gender (%) | ||
| Male | 39.6 | 42.2 |
| Female | 59.9 | 57.7 |
| Missing | 0.5 | 0.1 |
| Age, years (%) | ||
| 15–44 | 36.5 | 33.5 |
| 45–64 | 37.7 | 40.0 |
| 65- | 25.3 | 25.6 |
| Missing | 0.5 | 0.9 |
| Ethnicity (%) | ||
| Han | 73.7 | 84.0 |
| Hui | 24.9 | 14.5 |
| Others | 1.5 | 1.6 |
| Education level (%) | ||
| Illiterate | 25.0 | 10.1 |
| Primary school | 21.8 | 14.5 |
| Middle school | 34.2 | 32.1 |
| High school | 13.9 | 26.0 |
| Technical secondary school | 3.3 | 5.9 |
| Junior college | 1.5 | 8.2 |
| University and above | 0.1 | 2.6 |
| Missing | 0.1 | 0.7 |
| Marital status (%) | ||
| Never married | 3.7 | 1.7 |
| First married | 55.6 | 83.7 |
| Remarried | 2.4 | 1.3 |
| Divorced | 9.0 | 2.6 |
| Widowed | 29.3 | 10.5 |
| Missing | 0.0 | 0.1 |
| Chronic illness (%) | ||
| With chronic illness | 48.4 | 34.6 |
| Missing | 0.0 | 0.3 |
| Family monthly income* (yuan) | 441.0 | 1267.0 |
| Dependent variable (%) | ||
| Poor SRH | 38.2 | 17.2 |
| Missing | 0.9 | 1.8 |
*Means