| Value | Category | Cases | |
|---|---|---|---|
| 1 | Significantly worse | 6 |
2.5%
|
| 2 | Somewhat worse | 16 |
6.7%
|
| 3 | The same | 73 |
30.4%
|
| 4 | Somewhat improved | 83 |
34.6%
|
| 5 | Significantly improved | 33 |
13.8%
|
| 6 | Don't know | 29 |
12.1%
|
| Sysmiss | 67 |