Ventilation measurements (derived from daily averages) | ANOVA model | Modelled variance | |
Mean (95% CI) | Between participants, % | Within participants, % | |
Usage (hours) | 8.53 (7.78 to 9.29) | 61 | 39 |
Total leak (L/min) | 46.0 (40.9 to 51.1) | 83 | 17 |
Unintentional leak (L/min) | 13.2 (10.2 to 16.2) | 64 | 36 |
Participant triggered breaths (%) | 62 (48 to 76) | 93 | 7 |
Tidal volume (mL) | 414 (362 to 466) | 93 | 7 |
Minute ventilation (L/min) | 7.6 (6.6 to 8.5) | 92 | 8 |
Respiratory rate (bpm) | 18 (16.8 to 19.2) | 92 | 8 |
Apnoea hypopnoea index (events per hour) | 3.6 (1.3 to 5.8) | 71 | 29 |
AHI, Apnoea–Hypopnoea Index; ANOVA, analysis of variance.