Indication of the presence of a cardiac arrest at any time. Indication of the etiology or cause of the cardiac arrest (classified as cardiac, non-cardiac, etc.) (Utstein #5) Indication of an attempt to resuscitate the patient who is in cardiac arrest (attempted, not attempted due to DNR, etc.) Indication of who the cardiac arrest was witnessed by Documentation of what the first monitored rhythm which was noted Indication whether or not there was any return of spontaneous circulation The level of cerebral performance of the patient at the time of discharge from the Hospital Cerebral Performance Categories: • 1. Good Cerebral Performance. Conscious, Alert, able to work and lead a normal life. • 2. Moderate Cerebral Disability. Conscious. Able to function independently (dress, travel, prepare food). May have Hemiplegia, Seizures, or permanent memory or mental changes) • 3. Severe Cerebral Disability. Conscious. Dependent on others for daily support. Functions only in an institution or at home with exceptional family effort. • 4. Coma, Vegetative state. The length of time the patient was down (estimated) before the responding unit arrived at the patient The date/time the CPR was discontinued (or could be time of death) The reason that CPR or the resuscitation efforts were discontinued. The patient's cardiac rhythm upon delivery or transfer to the destination