| Value | Category | Cases | |
|---|---|---|---|
| 1 | Positive | 2 |
3.3%
|
| 2 | Negative | 55 |
91.7%
|
| 3 | I could not interpret the results | 1 |
1.7%
|
| 4 | Prefer not to answer | 2 |
3.3%
|
| Sysmiss | 346 |