| Value | Category | Cases | |
|---|---|---|---|
| 0 | No problem | 1695 |
54.8%
|
| 1 | Mild problem | 126 |
4.1%
|
| 2 | Moderate problem | 113 |
3.7%
|
| 3 | Severe problem | 77 |
2.5%
|
| 4 | Complete problem | 115 |
3.7%
|
| 8 | Not applicable | 956 |
30.9%
|
| 9 | Not specified | 13 |
0.4%
|
| Sysmiss | 129 |