Table 5

‚ÄÉCauses of airway/ventilation/oxygenation related bradycardia

CausesNo of events
ETT, endotracheal tube.
Laryngospasm10
Hypoventilation (drug induced and other)9
O2 delivery/circuit/ETT5
Airway obstruction4
Aspiration3
Failed or difficult intubation3
Spinal/epidural3
Hypoxaemia (cause not determined)3
Oesophageal intubation2
Embolism2
Allergy2
Bronchoconstriction1
Pneumothorax1
Total50