| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 4 |
1.3%
|
| 2 | Became somewhat worse | 19 |
6.1%
|
| 3 | Stayed the same | 51 |
16.5%
|
| 4 | Became somewhat better | 88 |
28.5%
|
| 5 | Became significantly better | 87 |
28.2%
|
| 6 | Don’t know | 60 |
19.4%
|
| Sysmiss | 111 |