| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 366 |
15.4%
|
| 2 | Worse | 893 |
37.6%
|
| 3 | Same | 490 |
20.6%
|
| 4 | Better | 581 |
24.4%
|
| 5 | Much better | 35 |
1.5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 13 |
0.5%
|