| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 1 |
0.5%
|
| 2 | Became somewhat worse | 12 |
5.9%
|
| 3 | Stayed the same | 50 |
24.4%
|
| 4 | Became somewhat better | 86 |
42%
|
| 5 | Became significantly better | 24 |
11.7%
|
| 6 | Don't know | 32 |
15.6%
|
| Sysmiss | 221 |