| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 1 |
0.4%
|
| 2 | Became somewhat worse | 13 |
5.6%
|
| 3 | Stayed the same | 67 |
28.6%
|
| 4 | Became somewhat better | 81 |
34.6%
|
| 5 | Became significantly better | 30 |
12.8%
|
| 6 | Don’t know | 42 |
17.9%
|
| Sysmiss | 81 |