Table 1 Participant Characteristics
| Â | Total | FSF | SFS | p value |
|---|---|---|---|---|
Number | 16 | 8 | 8 | NS |
Males: Female | 9: 7 | 4: 4 | 5: 3 | NS |
Mean age, yr. (mean ± SD) | 24.3 ± 3.7 | 23.6 ± 3.1 | 25 ± 4.3 | NS |
Caucasian: Non-Caucasian | 11: 5 | 8: 0 | 3: 5 | *0.031 |
Mean height, m (mean ± SD) | 1.7 ± 0.1 | 1.7 ± 0.1 | 1.7 ± 0.1 | NS |
Mean weight, kg (mean ± SD) | 79.5 ± 24 | 88.4 ± 28 | 70.6 ± 17 | NS |
History of Asthma | 3 | 0 | 3 | NS |
Smoker/Ex-smoker: Never smoked | 5: 11 | 3: 5 | 2: 6 | NS |
Previous experience with breathing apparatus | 11 | 6 | 5 | NS |
Regular Sport: Sedentary | 14: 2 | 7: 1 | 7: 1 | NS |