| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 130 |
10.8%
|
| 2 | Worse | 277 |
23.1%
|
| 3 | Same | 287 |
23.9%
|
| 4 | Better | 449 |
37.4%
|
| 5 | Much better | 42 |
3.5%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 14 |
1.2%
|