| Value | Category | Cases | |
|---|---|---|---|
| 1 | POSITIVE | 13 |
38.2%
|
| 2 | NEGATIVE | 5 |
14.7%
|
| 3 | NOT VALID | 2 |
5.9%
|
| 4 | DON'T KNOW | 14 |
41.2%
|
| Sysmiss | 5762 |