| Value | Category | Cases | |
|---|---|---|---|
| 1 | (1) Positive: recent | 18 |
0.8%
|
| 2 | (2) Positive: long term | 2186 |
99.1%
|
| 99 | (99) Missing/ not applicable | 1 |
0%
|
| Sysmiss | 16599 |