Table 1

Demographics and clinical characteristics of reviewed patients

Demographics
Age, mean±SD44.5±20.2
Sex
 Female (%)9 (21.4)
 Male (%)33 (78.6)
ISS, mean±SD38.2±14.0
Head AIS score, mean±SD4.2±1.1
GCS score, mean±SD3.5±1.3
GCS motor score, mean±SD1.4±0.9
Mechanism of injury (%)
 Fall6 (14.3)
 Motor vehicle collision12 (28.6)
 Pedestrian struck15 (35.7)
 Motorcycle crash9 (21.4)
Airway management (%)
 Endotracheal intubation30 (71.4)
 Bag mask ventilation2 (4.8)
Cardiac arrest location (%)
 On the field27 (64.3)
 En route10 (23.8)
 ED5 (11.9)
Arrest rhythm (%)
 Asystole16 (38.1)
 PEA15 (35.7)
 Ventricular arrhythmia2 (4.8)
 Unknown9 (21.4)
Imaging findings (%)
 Subdural hematoma11 (42.3)
 SAH21 (80.7)
 Hypoxic injury8 (30.8)
 Herniation6 (23.1)
 Rotterdam score, mean2.8±1.2
Neurosurgical interventions (%)
 Bolt11 (26.2)
 EVD5 (11.9)
 Decompressive craniectomy2 (4.8)
Cause of death (%)
 Cardiac arrest27 (64.3)
 Brain death7 (16.7)
  • AIS, Abbreviated Injury Scale; ED, emergency department; EVD, external ventricular drain; GCS, Glasgow Coma Scale; ISS, Injury Severity Score; PEA, pulseless electric activity; SAH, subarachnoid hemorrhage.