| Value | Category | Cases | |
|---|---|---|---|
| 1 | Blood taken | 6952 |
99.8%
|
| 2 | Not present | 1 |
0%
|
| 3 | Refused | 14 |
0.2%
|
| 6 | Other | 1 |
0%
|
| 9 | 14 | ||
| Sysmiss | 6808 |