| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 111 |
9.3%
|
| 2 | Worse | 173 |
14.4%
|
| 3 | Same | 207 |
17.3%
|
| 4 | Better | 426 |
35.5%
|
| 5 | Much better | 252 |
21%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don’t know | 29 |
2.4%
|