| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased/improved | 5122 |
38.1%
|
| 2 | Decreased | 100 |
0.7%
|
| 3 | No effect | 171 |
1.3%
|
| 4 | Not applicable | 5561 |
41.4%
|
| 8 | Don't know | 2473 |
18.4%
|
| 9 | Missing value | 4 |
0%
|
| Sysmiss | 3914 |