| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased/improved | 5 |
3.1%
|
| 2 | Decreased | 5 |
3.1%
|
| 3 | No effect | 1 |
0.6%
|
| 4 | Not applicable | 144 |
88.3%
|
| 8 | Don't know | 8 |
4.9%
|
| 9 | Missing value | 0 |
0%
|
| Sysmiss | 3849 |