| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 277 |
23.1%
|
| 2 | Worse | 436 |
36.3%
|
| 3 | Same | 154 |
12.8%
|
| 4 | Better | 298 |
24.8%
|
| 5 | Much better | 18 |
1.5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 17 |
1.4%
|