| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 4360 |
73.1%
|
| 2 | More or less the same | 1259 |
21.1%
|
| 3 | Worsened | 328 |
5.5%
|
| 9 | Missing | 20 |
0.3%
|
| Sysmiss | 10547 |