| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
1.3%
|
| 2 | Became somewhat worse | 4 |
2.5%
|
| 3 | Stayed the same | 35 |
22%
|
| 4 | Became somewhat better | 47 |
29.6%
|
| 5 | Became significantly better | 18 |
11.3%
|
| 6 | Don't know | 53 |
33.3%
|
| Sysmiss | 47 |