| Value | Category | Cases | |
|---|---|---|---|
| 1 | Chest Only | 1 |
25%
|
| 2 | Nose Only | 1 |
25%
|
| 3 | Both | 2 |
50%
|
| 6 | Other | 0 |
0%
|
| 8 | Don't Know | 0 |
0%
|
| Sysmiss | 16482 |