| Value | Category | Cases | |
|---|---|---|---|
| 1 | Blood taken | 3839 |
90.4%
|
| 2 | Not present | 9 |
0.2%
|
| 3 | Refused | 362 |
8.5%
|
| 6 | Other | 35 |
0.8%
|
| Sysmiss | 4199 |