| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 686 |
56%
|
| 2 | Worsened | 213 |
17.4%
|
| 3 | Remained the same | 295 |
24.1%
|
| 9 | 32 |
2.6%
|
|
| Sysmiss | 1366 |