| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 365 |
15.2%
|
| 2 | Worse | 687 |
28.6%
|
| 3 | Same | 578 |
24.1%
|
| 4 | Better | 690 |
28.8%
|
| 5 | Much better | 77 |
3.2%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don’t know | 1 |
0%
|