| Value | Category | Cases | |
|---|---|---|---|
| 1 | pain in chest | 388 |
5.2%
|
| 2 | blocked nose | 756 |
10.1%
|
| 3 | both | 103 |
1.4%
|
| 6 | other(specify) | 2 |
0%
|
| 8 | dk | 4 |
0.1%
|
| 9 | missing | 1 |
0%
|
| Sysmiss | 6245 |
83.3%
|