| Mechanism | How did injury occur? Presence of drugs or alcohol Deaths at scene Confounding issues |
| Injury | Primary survey Glasgow Coma Scale |
| Vital data | Heart rate Blood pressure Respiratory rate Oxygen saturation Temperature (if applicable) |
| Treatment | Airway (airway management) Breathing (oxygen administration, needle or tube thoracotomy) Circulation (intravenous access established and fluids administered) Disability—neurologic (spine precautions) Extra information (medications administered, procedures performed) |