Table 2. Characteristics of the survey respondents, 2011–2013 CHARLS (%).
| Characteristics | 2011 | 2013 |
|---|---|---|
| Rural residents | 71.51 | 71.23 |
| Migrant | 33.78 | 27.98 |
| Poor or fair health | 74.06 | 75.58 |
| Having any chronic disease | 66.37 | 62.35 |
| Age (years)* | 59.20(10.15) | 60.05(10.24) |
| Female | 52.27 | 52.15 |
| Currently Married | 85.58 | 85.24 |
| Number of family members in a household | ||
| 1–2 | 33.37 | 37.38 |
| 3–4 | 35.35 | 35.11 |
| 5 or more | 31.28 | 27.51 |
| Household income per capita (1000 Yuan)* | 8.93(11.63) | 10.11(17.29) |
| Education | ||
| No formal education | 25.61 | 24.42 |
| Semi-literate but can read/write | 16.65 | 16.49 |
| Primary school | 21.31 | 21.6 |
| Junior high school and above | 36.44 | 37.48 |
| Employment status | ||
| Farmers | 37.65 | 37.07 |
| Unemployed or retired | 34.35 | 33.99 |
| Informal employed | 8.53 | 10.2 |
| Formal employed | 19.47 | 18.74 |
| Health checkup during the past year | 18.06 | 13.47 |
| Currently smoking | 29.97 | 29.80 |
| N | 17,711 | 18,618 |
*Mean, SD
Note: All statistics adjusted for sampling weights.