| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 63 |
76.8%
|
| 2 | Remained the same | 8 |
9.8%
|
| 3 | Worsened | 4 |
4.9%
|
| 4 | DK | 7 |
8.5%
|
| Sysmiss | 1898 |