Prehospital Response Time of the Emergency Medical Service during Mass Casualty Incidents and the Effect of Triage: A Retrospective Study

Author(s):  
Johan L. Heemskerk ◽  
Kingsley O. Abode-Iyamah ◽  
Alfredo Quinones-Hinojosa ◽  
Eric S. Weinstein

Abstract Objective: Prehospital time affects survival in trauma patients. Mass casualty incidents (MCIs) are overwhelming events where medical care exceeds available resources. This study aimed at evaluating the prehospital time during MCIs and investigating the effect of triage. Methods: A retrospective analysis was performed using Florida’s Event Medical Services Tracking and Reporting System database. All patients involved in MCIs during 2018 were accessed, and prehospital time intervals were evaluated and compared to that of non-MCIs. The effect of MCI triage and field triage (Field Triage Criteria) on prehospital time was evaluated. Results: In 2018, it was estimated that 2236 unique MCIs occurred in Florida, with a crude incidence of 10.1-10.9/100000 people. 2180 EMS units arrived at the hospital for patient disposition with a median alarm-to-hospital time of 43.74 minutes, significantly longer than non-MCIs (39.15 min; P < 0.001). MCI triage and field triage were both associated with shorter alarm-to-hospital time (39.37 min and 37.55 min, respectively). Conclusions: MCIs resulted in longer prehospital time intervals than non-MCIs. This finding suggests that additional efforts are needed to reduce the prehospital time for MCI patients. MCI triage and field triage were both associated with shorter alarm-to-hospital times. Widespread use may improve prehospital MCI care.

2006 ◽  
Vol 12 (5) ◽  
pp. 203-209 ◽  
Author(s):  
M. Körner ◽  
M. Krötz ◽  
K.-G. Kanz ◽  
K.-J. Pfeifer ◽  
M. Reiser ◽  
...  

2018 ◽  
Vol 22 (4) ◽  
pp. 520-526 ◽  
Author(s):  
Kevin Ryan ◽  
Douglas George ◽  
James Liu ◽  
Patricia Mitchell ◽  
Kerrie Nelson ◽  
...  

2012 ◽  
Vol 27 (6) ◽  
pp. 531-535 ◽  
Author(s):  
Sheila A. Turris ◽  
Adam Lund

AbstractTriage is a complex process and is one means for determining which patients most need access to limited resources. Triage has been studied extensively, particularly in relation to triage in overcrowded emergency departments, where individuals presenting for treatment often are competing for the available stretchers. Research also has been done in relation to the use of prehospital and field triage during mass-casualty incidents and disasters.In contrast, scant research has been done to develop and test an effective triage approach for use in mass-gathering and mass-participation events, although there is a growing body of knowledge regarding the health needs of persons attending large events. Existing triage and acuity scoring systems are suboptimal for this unique population, as these events can involve high patient presentation rates (PPR) and, occasionally, critically ill patients. Mass-gathering events are dangerous; a higher incidence of injury occurs than would be expected from general population statistics.The need for an effective triage and acuity scoring system for use during mass gatherings is clear, as these events not only create multiple patient encounters, but also have the potential to become mass-casualty incidents. Furthermore, triage during a large-scale disaster or mass-casualty incident requires that multiple, local agencies work together, necessitating a common language for triage and acuity scoring.In reviewing existing literature with regard to triage systems that might be employed for this population, it is noted that existing systems are biased toward traumatic injuries, usually ignoring mitigating factors such as alcohol and drug use and environmental exposures. Moreover, there is a substantial amount of over-triage that occurs with existing prehospital triage systems, which may lead to misallocation of limited resources. This manuscript presents a review of the available literature and proposes a triage system for use during mass gatherings that also may be used in the setting of mass-casualty incidents or disaster responses.TurrisSA, LundA. Triage during mass gatherings. Prehosp Disaster Med. 2012;27(6):1-5.


2006 ◽  
Vol 7 (1) ◽  
pp. 52-58 ◽  
Author(s):  
Yehezkel Waisman ◽  
Lisa Amir ◽  
Meirav Mor ◽  
Zvi Feigenberg ◽  
Limor Daniel Aharonson ◽  
...  

2009 ◽  
Vol 24 (6) ◽  
pp. 549-555 ◽  
Author(s):  
Ophir Lavon ◽  
Dan Hershko ◽  
Erez Barenboim

AbstractIntroduction:Mass-casualty incidents (MCIs) result in the evacuation of many patients to the nearest medical facility. However, an overwhelming number of patients and the type and severity of injuries may demand rapid, mass airmedical transport to more advanced medical centers. This task may be challenging, particularly after a MCI in a neighboring country. The Israeli Air Force Rescue and Airmedical Evacuation Unit (RAEU) is the main executor of airmedical transport in Israel, including MCIs.Problem:The available data on airmedical transport from remote MCIs are limited. The objective of this study was to evaluate the airmedical transport from a rural hospital after two remote MCIs.Methods:The study was retrospective and reviewed descriptive records of airmedical transports.Results:The RAEU was involved in airmedical transports from a peripheral hospital shortly after two remote MCIs that occurred in the Sinai desert near the Egyptian-Israeli border. Nineteen (22.4%) and 25 (100%) of the treated trauma patients from each event were airmedically transported to Level-1 Trauma Centers in Israel within hours of the dispatch. The rapid dispatch and accumulation of medical personnel and equipment was remarkable. The airmedical surge capacity was broad and sufficient. Cooperation with local authorities and a tailored boarding procedure facilitated a quality outcome.Conclusions:The incorporation of a large-scale airmedical transport program with designated multidisciplinary protocols is an essential component to a remote disaster preparedness plan.


2020 ◽  
pp. 000313482097372
Author(s):  
James M. Bardes ◽  
Daniel J. Grabo ◽  
Sijin Wen ◽  
Alison Wilson

Introduction Fibrinolysis (lysis) has been extensively studied in trauma patients. Many studies on the distribution of lysis phenotype have been conducted in setting with short prehospital time. This study aimed to evaluate the distribution of lysis phenotypes in a population with prolonged prehospital times in a rural environment. Methods A retrospective study was performed at an American College of Surgeons-verified level 1 trauma center, serving a large rural population. Full trauma team activations from January 1, 2017 to August 31, 2018 were evaluated, and all patients with an ISS>15 analyzed. Thromboelastography was routinely performed on all participants on arrival. Lysis phenotypes were classified based on LY30 results: shutdown (≤.8%), physiologic (.9-2.9%), and hyper (>2.9%). Results 259 patients were evaluated, 134 (52%) presented direct from the scene. For scene patients, lysis distribution was 24% physiologic, 49% shutdown, and 27% hyper. Transferred patients demonstrated a reduction in physiologic lysis to 14% ( P = .03), shutdown present in 66%, and hyper in 20%. Empiric prehospital tranexamic acid was given to 18 patients, physiologic lysis was present in 6%, shutdown 72%, and hyper 22%; this increase was not statistically significant ( P = .5). Conclusion Fibrinolysis phenotypes are not consistent across all trauma populations. This study showed rural trauma patients had a significantly increased rate of pathologic lysis. This was consistent for scene and transfer patients who received care at another facility prior to arrival for definitive care. Future studies to evaluate the factors influencing these differences are warranted.


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