Table 3.
Sociodemographic characteristics of participants in cognitive interviews.
| Category of different variables | Round 1 (n = 10) | Round 2 (n = 8) | Round 3 (n = 5) |
|---|---|---|---|
| Sex | |||
| Female | 1 | 5 | 4 |
| Male | 9 | 3 | 1 |
| Age | |||
| 60–65 | 5 | 3 | 2 |
| 66–69 | 1 | 3 | – |
| ≥70 | 4 | 2 | 3 |
| Education level | |||
| Primary school or below | 2 | 2 | 2 |
| Junior high school | 4 | 3 | 1 |
| Senior high school | 3 | 1 | 1 |
| Junior college | 1 | 2 | 1 |
| Occupational categories | |||
| Farmer | 2 | - | - |
| Worker | 8 | 6 | 5 |
| Enterprise | – | 2 | – |
| Marital status | |||
| Married | 9 | 8 | 3 |
| Widowed | 1 | – | 2 |
| Living situation | |||
| Live alone | – | – | 2 |
| Live with children | 2 | 1 | 3 |
| Live with spouse | 5 | 2 | - |
| Live with children and spouse | 3 | 5 | - |