| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 891 |
16.3%
|
| 2 | mild | 323 |
5.9%
|
| 3 | moderate | 111 |
2%
|
| 4 | severe | 43 |
0.8%
|
| 5 | extreme /cannot do | 14 |
0.3%
|
| 7 | 1 |
0%
|
|
| 9 | 4085 |
74.7%
|
|
| 97 | 1 |
0%
|
|
| Sysmiss | 1 |