| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 320 |
26.7%
|
| 2 | Worse | 167 |
13.9%
|
| 3 | Same | 451 |
37.6%
|
| 4 | Better | 157 |
13.1%
|
| 5 | Much better | 66 |
5.5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 38 |
3.2%
|