| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 1927 |
34.5%
|
| 2 | mild | 1414 |
25.3%
|
| 3 | moderate | 1202 |
21.5%
|
| 4 | severe | 853 |
15.3%
|
| 5 | extreme /cannot do | 188 |
3.4%
|
| 97 | 1 |
0%
|
|
| Sysmiss | 306 |