| Value | Category | Cases | |
|---|---|---|---|
| 1 | positive | 20 |
1.8%
|
| 2 | negative | 1089 |
97.6%
|
| 3 | not present | 3 |
0.3%
|
| 4 | refused | 3 |
0.3%
|
| 5 | other | 1 |
0.1%
|
| Sysmiss | 11833 |