| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 143 |
11.9%
|
| 2 | Worse | 303 |
25.3%
|
| 3 | Same | 393 |
32.8%
|
| 4 | Better | 309 |
25.8%
|
| 5 | Much better | 23 |
1.9%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 29 |
2.4%
|