| Value | Category | Cases | |
|---|---|---|---|
| 1 | Normal | 147 |
69.7%
|
| 2 | Slight impairment | 51 |
24.2%
|
| 3 | Moderate impairment | 6 |
2.8%
|
| 4 | Marked impairment | 5 |
2.4%
|
| 5 | No useful function | 1 |
0.5%
|
| 8 | Unknown | 1 |
0.5%
|
| Sysmiss | 1370 |