| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 129 |
10.7%
|
| 2 | Worse | 374 |
31.1%
|
| 3 | Same | 283 |
23.5%
|
| 4 | Better | 347 |
28.8%
|
| 5 | Much better | 26 |
2.2%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 44 |
3.7%
|