| Value | Category | Cases | |
|---|---|---|---|
| 0 | No problem | 2447 |
79.1%
|
| 1 | Mild problem | 104 |
3.4%
|
| 2 | Moderate problem | 81 |
2.6%
|
| 3 | Severe problem | 64 |
2.1%
|
| 4 | Complete problem | 81 |
2.6%
|
| 8 | Not applicable | 312 |
10.1%
|
| 9 | Not specified | 6 |
0.2%
|
| Sysmiss | 129 |