| Value | Category | Cases | |
|---|---|---|---|
| -99 | 2 |
1.2%
|
|
| 1 | Became significantly worse | 4 |
2.4%
|
| 2 | Became somewhat worse | 19 |
11.2%
|
| 3 | Stayed the same | 50 |
29.4%
|
| 4 | Became somewhat better | 44 |
25.9%
|
| 5 | Became significantly better | 12 |
7.1%
|
| 6 | Don't know | 39 |
22.9%
|
| Sysmiss | 206 |