| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 58 |
7.9%
|
| 2 | No | 95 |
12.9%
|
| 3 | Declined | 202 |
27.5%
|
| 4 | Unknown | 379 |
51.6%
|
| 5 | Data not entered | 0 |
0%
|
| 6 | Known positive | 0 |
0%
|
| Sysmiss | 1817 |