| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 123 |
10.3%
|
| 2 | Worse | 241 |
20.1%
|
| 3 | Same | 329 |
27.4%
|
| 4 | Better | 472 |
39.3%
|
| 5 | Much better | 19 |
1.6%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 15 |
1.3%
|