| Value | Category | Cases | |
|---|---|---|---|
| 1 | chest only | 2 |
33.3%
|
| 2 | nose only | 1 |
16.7%
|
| 3 | both | 3 |
50%
|
| 6 | other | 0 |
0%
|
| 8 | don't know | 0 |
0%
|
| Sysmiss | 398 |