Responses to CWR exercise
| Room Air | O2 Cannula | NIOV+Air | NIOV+O2 | P-value* | |
| Endurance (min) | 5.2 (2.3) | 9.8 (6.7) | 5.4 (2.0) | 17.2 (6.5) | P<0.0001 |
| SpO2 (%)** | 87.5 (2.2) | 92.1 (4.7) | 86.9 (3.9) | 98.5 (1.1) | P<0.0001 |
| TcPCO2 (mmHg)** | 45.7 (7.6) | 42.4 (6.5) | 44.5 (6.5) | 45.3 (6.1) | P=0.3685 |
Mean (SD). *One-way, repeated-measures ANOVA. **At isotime.