| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 4 |
0.9%
|
| 2 | Became somewhat worse | 16 |
3.6%
|
| 3 | Stayed the same | 87 |
19.3%
|
| 4 | Became somewhat better | 189 |
42%
|
| 5 | Became significantly better | 102 |
22.7%
|
| 6 | Don't know | 52 |
11.6%
|
| Sysmiss | 42 |