| Value | Category | Cases | |
|---|---|---|---|
| 1 | severe | 9 |
0.3%
|
| 2 | moderate | 427 |
16.4%
|
| 3 | mild | 580 |
22.3%
|
| 4 | not anemic | 1581 |
60.9%
|
| Sysmiss | 12037 |