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Physiologic predictors of survival in post-traumatic arrest
Susan M Cera1, Gamal Mostafa, Ronald F Sing
1Department of Surgery, Carolinas Medical Center, Charlotte, North Carolina 28203, USA.
The American Surgeon
|March 19, 2003
Summary
Predictors of survival in traumatic cardiac arrest patients were identified. Sinus rhythm and reactive pupils significantly predicted survival, guiding resuscitation efforts in emergency departments.
Area of Science:
- Emergency Medicine
- Trauma Surgery
- Critical Care
Background:
- Traumatic cardiac arrest (TCA) often has poor outcomes, raising questions about medical futility.
- Identifying predictors of survival is crucial for resource allocation and patient care decisions.
Purpose of the Study:
- To identify predictors of survival in patients experiencing traumatic cardiac arrest.
- To evaluate the influence of various factors on emergency department (ED) and hospital survival.
Main Methods:
- Retrospective review of 161 trauma patients undergoing cardiopulmonary resuscitation (CPR) on ED arrival.
- Analysis of demographics, injury mechanism, airway management, cardiac rhythm, and pupillary findings.
- Statistical analysis using chi-square and t tests (P < 0.05 significant).
Main Results:
- Survival to ED discharge was 33% (53/161); hospital survival was 9% (15/161).
- Penetrating trauma adversely affected ED survival (P=0.01).
- Sinus rhythm and non-dilated reactive pupils were highly significant predictors of survival (P=0.001).
Conclusions:
- Sinus rhythm and pupillary reactivity are key physiologic predictors of survival in traumatic cardiac arrest.
- These variables can guide decisions on continuing resuscitative efforts in the ED.