| Value | Category | Cases | |
|---|---|---|---|
| 0 | No problem | 2194 |
70.9%
|
| 1 | Mild problem | 233 |
7.5%
|
| 2 | Moderate problem | 196 |
6.3%
|
| 3 | Severe problem | 169 |
5.5%
|
| 4 | Complete problem | 132 |
4.3%
|
| 8 | Not applicable | 166 |
5.4%
|
| 9 | Not specified | 5 |
0.2%
|
| Sysmiss | 129 |