| Value | Category | Cases | |
|---|---|---|---|
| 1 | blocked nose | 420 |
47.6%
|
| 2 | problem in chest | 291 |
33%
|
| 3 | both | 71 |
8%
|
| 6 | other | 65 |
7.4%
|
| 8 | don't know | 36 |
4.1%
|
| Sysmiss | 5872 |