| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased/improved | 3341 |
24.9%
|
| 2 | Decreased | 264 |
2%
|
| 3 | No effect | 193 |
1.4%
|
| 4 | Not applicable | 7104 |
52.9%
|
| 8 | Don't know | 2521 |
18.8%
|
| 9 | Missing value | 8 |
0.1%
|
| Sysmiss | 3914 |