Adverse tracheal intubation associated events by intervention arm
| Category*, n (%) | DL | VL |
| Any | 23 (47.8) | 18 (43.9) |
| Death | 0 (0) | 0 (0) |
| Chest compressions | 1 (2.1) | 0 (0) |
| Administration of epinephrine | 1 (2.1) | 1 (2.4) |
| Airway injury | 1 (2.1) | 0 (0) |
| Bleeding from the upper respiratory tract | 5 (10.4) | 3 (7.3) |
| Thoracic rigidity | 2 (4.2) | 0 (0) |
| Vomiting | 1 (2.1) | 0 (0) |
| Oesophageal intubation without concomitant desaturation | 5 (10.4) | 2 (4.9) |
| Oesophageal intubation with concomitant desaturation | 9 (18.8) | 0 (0) |
| Treatment of arterial hypotension | 2 (4.2) | 3 (7.3) |
| Treatment of pain or discomfort | 9 (18.8) | 10 (24.4) |
| Intraventricular haemorrhage | 0 (0) | 0 (0) |
| Pneumothorax | 1 (2.1) | 0 (0) |
| Intubation of a main bronchus | 0 (0) | 2 (4.9) |
| Difficult bag-mask ventilation | 6 (12.5) | 4 (9.8) |
| Use of additional equipment required | 1 (2.1) | 4 (9.8) |
| Change of urgency from ‘urgent’ to ‘emergency’ | 2 (4.2) | 2 (4.9) |
*Intubation encounters could be associated with multiple adverse events.
DL, direct laryngoscopy; VL, video laryngoscopy.