| Value | Category | Cases | |
|---|---|---|---|
| 1 | Chest only | 76 |
47.5%
|
| 2 | Nose only | 51 |
31.9%
|
| 3 | Both | 31 |
19.4%
|
| 7 | Other | 0 |
0%
|
| 8 | Don't Know | 2 |
1.3%
|
| Sysmiss | 1151 |