| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 386 |
16.1%
|
| 2 | Worse | 350 |
14.6%
|
| 3 | Same | 214 |
8.9%
|
| 4 | Better | 655 |
27.3%
|
| 5 | Much better | 240 |
10%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 555 |
23.1%
|