| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 146 |
12.2%
|
| 2 | Worse | 436 |
36.3%
|
| 3 | Same | 188 |
15.7%
|
| 4 | Better | 390 |
32.5%
|
| 5 | Much better | 37 |
3.1%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 2 |
0.2%
|