| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 174 |
14.5%
|
| 2 | Worse | 271 |
22.6%
|
| 3 | Same | 493 |
41.1%
|
| 4 | Better | 237 |
19.8%
|
| 5 | Much better | 24 |
2%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 1 |
0.1%
|