| Value | Category | Cases | |
|---|---|---|---|
| 1 | blood taken | 4081 |
99.9%
|
| 2 | not present | 0 |
0%
|
| 3 | refused | 6 |
0.1%
|
| 4 | sample not tested/lost/damaged/insufficient | 0 |
0%
|
| 5 | not enough dbs to complete protocol | 0 |
0%
|
| 6 | other | 0 |
0%
|
| Sysmiss | 4005 |