| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 213 |
17.8%
|
| 2 | Worse | 80 |
6.7%
|
| 3 | Same | 158 |
13.2%
|
| 4 | Better | 347 |
28.9%
|
| 5 | Much better | 348 |
29%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 54 |
4.5%
|