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Secondary endpoints.
| Groups | standard (n=51) | High-flow nasal cannula (n=50) | Mandibular advancement bite block (n=51) | p |
|---|---|---|---|---|
| Airway obstruction | 32 (63) | 31 (62) | 16 (31) | <0.001∗ |
| Partial obstruction [n (%)] | 13 (26) | 19 (38) | 10 (20) | |
| Complete obstruction [n (%)] | 19 (37) | 20 (40) | 6 (12) | |
| Apnoeic events [n (%)] | 19 (37) | 24 (38) | 19 (29) | 0.448 |
| Hypoxic events [n (%)] | 11 (20) | 1 (2) | 4 (8) | 0.004∗ |
| Rescue events [n (%)] | 9 (18) | 1 (2) | 2 (4) | 0.006∗ |
