| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased/improved | 10122 |
75.4%
|
| 2 | Decreased | 27 |
0.2%
|
| 3 | No effect | 94 |
0.7%
|
| 4 | Not applicable | 1415 |
10.5%
|
| 8 | Don't know | 1771 |
13.2%
|
| 9 | Missing value | 2 |
0%
|
| Sysmiss | 3914 |