Table 1 Individual and household characteristics of 428 middle-aged residents of 12 rural villages in Mid-east China in 2013
| Â | Characteristic | Percent of sample |
|---|---|---|
Individual characteristics | Sex | Â |
 Male | 51.7 | |
 Female | 48.3 | |
Age (years) | Â | |
 45-50 | 31.2 | |
 50-55 | 24.0 | |
 55-60 | 25.9 | |
 60-65 | 18.9 | |
 (Mean = 54.1) |  | |
Educational attainment | Â | |
 Illiterate | 15.2 | |
 Elementary school | 42.2 | |
 Junior middle school | 32.9 | |
 Senior middle school or higher | 9.8 | |
Occupation | Â | |
 Farmer | 56.4 | |
 Workers | 18.4 | |
 Unemployed/retired/house worker | 25.2 | |
Household characteristics | Marital status | Â |
 With spouse | 94.2 | |
 Without spouse | 5.8 | |
Lives with others besides spouse | Â | |
 Yes | 50.0 | |
 No | 50.0 | |
Household per capita living space (m2) | Â | |
 <20 | 11.8 | |
 20-40 | 44.5 | |
 40-60 | 24.7 | |
 ≥ 60 | 19.1 | |
 (Mean = 46.1) |  | |
Household per capita income (Â¥) | Â | |
 <2000 | 6.3 | |
 2000-4999 | 21.9 | |
 5000-9999 | 35.4 | |
 10000-14999 | 25.9 | |
 ≥15000 | 10.5 | |
 (Mean = 8496) |  | |
Daily drinking water quality | Â | |
 Safe | 49.2 | |
 Unsafe | 50.8 | |
Frequency of household members caring about each other | Â | |
 Always | 70.4 | |
 Often | 24.7 | |
 Seldom | 4.9 | |
 Never | 0.0 |