| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 1640 |
58%
|
| 2 | More or less the same | 777 |
27.5%
|
| 3 | Worsened | 398 |
14.1%
|
| 9 | No response | 13 |
0.5%
|
| Sysmiss | 1197 |