Criterion | All patients | Severe Injury (ISS > 15) |
---|---|---|
Physiology | ||
GCS ≤ 13 | 81 (8) | 24 (19) |
Respiration rate > 29/ min (adults) | 40 (4) | 7 (6) |
In need of ventilation support | 37 (4) | 26 (20) |
Saturation (SpO2) < 90% without supplemental oxygen a | 17 (2) | 6 (5) |
Systolic blood pressure < 90 mmHg | 9 (1) | 2 (2) |
Respiration rate < 10/min | 8 (1) | 2 (2) |
Pulse rate > 130/min a | 5 (0.5) | 0 |
Severe hypothermia a | 0 | 0 |
Anatomical injury | ||
Severe pelvic pain a | 72 (7) | 12 (9) |
Unstable chest wall | 70 (7) | 13 (10) |
Penetrating injury proximal to knee/elbow | 29 (3) | 3 (2) |
Suspected spinal cord injury | 18 (2) | 4 (3) |
Facial injury with potential airway compromise a | 11 (1) | 4 (3) |
Severe crush injury | 8 (1) | 1 (1) |
Severe external bleeding a | 6 (1) | 2 (2) |
Amputation proximal to ankle/wrist | 0 | 0 |
Bilateral femur fracture | 0 | 0 |
Mechanism of injury | ||
Car crash a | 291 (29) | 6 (5) |
Motorcycle crash > 30 km/h | 99 (10) | 3 (2) |
Pedestrian/bicyclist struck by vehicle | 47 (5) | 2 (2) |
Death in same passenger compartment | 42 (4) | 5 (3) |
Vehicle rollover a | 33 (2) | 0 |
Falls | 7 (1) | 0 |
Entrapment with compartment intrusion a | 3 (0.3) | 0 |
Ejection from vehicle | 2 (0.2) | 0 |
Special causes | ||
Age > 60 years a | 48 (5) | 5 (3) |
Age < 5 years a | 11 (1) | 0 |
Pregnant / gestational age > 20 weeks | 3 (0.3) | 0 |
Severe co-morbidity a | 1 (0.1) | 0 |
Use of anticoagulants or known bleeding disorder | 0 | 0 |