Utility of Prehospital Emergency Resuscitative Thoracotomy in Trauma Patients: An Analysis Using the Japanese Society for Aeromedical Services Registry
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Abstract
Objective
Emergency resuscitative thoracotomy (ERT) is a crucial intervention employed in prehospital settings to address life-threatening conditions, such as cardiac tamponade, hemorrhage, and air embolism. Despite its critical nature, the efficacy of prehospital ERT in enhancing survival rates compared with in-hospital procedures remains controversial.
Methods
This retrospective analysis was conducted using data from the Japanese Society for Aeromedical Services Registry between January 2020 and December 2022. After excluding nontraumatic cases, non-ERT cases, and records with missing data, 143 prehospital ERT cases were identified. The cohort was categorized into survivors (n = 3) and nonsurvivors (n = 140) based on patient outcomes. Comparative analyses were conducted on variables such as age, injury severity, time intervals, and transportation modalities using the Wilcoxon rank-sum test and Pearson’s chi-square test, with the statistical significance set at P < .05.
Results
The overall survival rate after prehospital ERT was 2.1% (3 of 143). Only a few variables, such as hospital length of stay, showed statistically significant differences between the groups; most patient characteristics and prehospital time intervals did not. The patients who experienced cardiac arrest at the time of contact with the emergency medical service (EMS) contact had a survival rate of 0%, whereas those who arrived at the hospital with vital signs had the highest survival rate (11.1%). The presence of vital signs upon hospital arrival and the rapid initiation of intervention were identified as key factors influencing survival.
Conclusion
These findings suggest that prehospital ERT provides limited survival benefits, with a 0% survival rate in cases of cardiac arrest at EMS contact. Therefore, further research is essential to refine the patient selection criteria and optimize ERT deployment to improve prehospital patient outcomes.
期刊介绍:
Air Medical Journal is the official journal of the five leading air medical transport associations in the United States. AMJ is the premier provider of information for the medical transport industry, addressing the unique concerns of medical transport physicians, nurses, pilots, paramedics, emergency medical technicians, communication specialists, and program administrators. The journal contains practical how-to articles, debates on controversial industry issues, legislative updates, case studies, and peer-reviewed original research articles covering all aspects of the medical transport profession.