| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 608 |
96.4%
|
| 2 | Mild | 4 |
0.6%
|
| 3 | Moderate | 4 |
0.6%
|
| 4 | Severe | 11 |
1.7%
|
| 5 | Extreme/cannot do | 4 |
0.6%
|
| 6 | N/A | 0 |
0%
|
| Sysmiss | 202 |