| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | blood taken | 8353 |
98%
|
| 2 | not present | 6 |
0.1%
|
| 3 | refused | 140 |
1.6%
|
| 6 | other | 22 |
0.3%
|
| 9 | 4 |
0%
|
|
| Sysmiss | 8562 |