Table 3 Risk factors for hypothermia in trauma

Prehospital phase

 Severity of injury

  Head injury

  Spinal cord injury

  Shock

 Extremes of age

 Wet clothing

 General anesthesia and prehospital intubation

 Suspected medical conditions

  Thyroid disease, adrenal disease, diabetes, cardiac dysfunction, hepatic disease, malnutrition, autonomic nervous system dysfunction

Hospital phase

 Exposure

 Cold intravenous fluids and blood products

 Burns

 General anesthesia

 Epidural and spinal anesthesia

Observation phase

 Size of surgery

 General anesthesia >3 h

 Intravenous crystalloids, blood products

 SAPS II scores