| Value | Category | Cases | |
|---|---|---|---|
| 1 | Strongly improve | 242 |
8.8%
|
| 2 | Improve | 1368 |
49.5%
|
| 3 | Remain the same | 528 |
19.1%
|
| 4 | Worsen | 294 |
10.6%
|
| 5 | Strongly worsen | 162 |
5.9%
|
| 6 | Do not know | 171 |
6.2%
|
| Sysmiss | 19 |