| Physical signs | Headcount n = 15 | Percentage % |
| Decreased vocal vibrations | 4 | 26.7 |
| Increased vocal vibrations | 1 | 6.7 |
| Tympanisme | 3 | 20 |
| Matite | 3 | 20 |
| Diminished vesicular murmurs | 10 | 66.7 |
| Vesicular murmurs abolished | 1 | 6.7 |
| Crackling rails | 7 | 46.7 |
| Wheezing | 4 | 26.7 |
| Ronchis | 3 | 20.0 |
| Subcutaneous emphysema | 2 | 13.3 |
| Polypnoea | 9 | 60.0 |