| Value | Category | Cases | |
|---|---|---|---|
| 1 | severe | 2 |
0.5%
|
| 2 | moderate | 13 |
3%
|
| 3 | mild | 39 |
9%
|
| 4 | not anemic | 381 |
87.6%
|
| Sysmiss | 12514 |