| Value | Category | Cases | |
|---|---|---|---|
| -99 | 3 |
1.8%
|
|
| 1 | Became significantly worse | 2 |
1.2%
|
| 2 | Became somewhat worse | 8 |
4.7%
|
| 3 | Stayed the same | 49 |
28.8%
|
| 4 | Became somewhat better | 52 |
30.6%
|
| 5 | Became significantly better | 22 |
12.9%
|
| 6 | Don't know | 34 |
20%
|
| Sysmiss | 206 |