| Value | Category | Cases | |
|---|---|---|---|
| 1 | Stridor | 341 |
11.4%
|
| 2 | No | 1702 |
56.7%
|
| 3 | Wheezing | 145 |
4.8%
|
| 4 | Grunting | 630 |
21%
|
| 93 | Refused to answer | 7 |
0.2%
|
| 98 | Don't know | 179 |
6%
|
| Sysmiss | 19833 |