| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improving | 1527 |
50.4%
|
| 2 | Stayed the same | 890 |
29.4%
|
| 3 | Worsened | 220 |
7.3%
|
| 8 | Do not know | 395 |
13%
|
| Sysmiss | 260 |