| Value | Category | Cases | |
|---|---|---|---|
| 1 | collected | 4013 |
99.3%
|
| 2 | insufficient sample | 1 |
0%
|
| 4 | not present | 5 |
0.1%
|
| 5 | refused | 15 |
0.4%
|
| 6 | other | 7 |
0.2%
|
| Sysmiss | 51879 |