| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 0 |
0%
|
| 1 | none | 1914 |
34.3%
|
| 2 | mild | 1554 |
27.9%
|
| 3 | moderate | 1150 |
20.6%
|
| 4 | severe | 641 |
11.5%
|
| 5 | extreme/cannot do | 279 |
5%
|
| 9 | not applicable | 26 |
0.5%
|
| 97 | 1 |
0%
|
|
| 99 | 10 |
0.2%
|
|
| Sysmiss | 316 |