Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study

Purpose This study examined emergency medical service (EMS) transportation patterns for adult trauma patients before and after establishing a level 1 regional trauma center (RTC) and to evaluate the transportation approach after prehospital severity screening. Methods This was a retrospective observ...

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Main Authors: Hyeong Seok Lee, Won Young Sung, Jang Young Lee, Won Suk Lee, Sang Won Seo
Format: Article
Language:English
Published: Korean Society of Traumatology 2021-06-01
Series:Journal of Trauma and Injury
Subjects:
Online Access:http://www.jtraumainj.org/upload/pdf/jti-2020-0021.pdf
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author Hyeong Seok Lee
Won Young Sung
Jang Young Lee
Won Suk Lee
Sang Won Seo
author_facet Hyeong Seok Lee
Won Young Sung
Jang Young Lee
Won Suk Lee
Sang Won Seo
author_sort Hyeong Seok Lee
collection DOAJ
description Purpose This study examined emergency medical service (EMS) transportation patterns for adult trauma patients before and after establishing a level 1 regional trauma center (RTC) and to evaluate the transportation approach after prehospital severity screening. Methods This was a retrospective observational study of trauma patients aged ≥18 years admitted via EMS to the emergency department or a level 1 RTC, 1 year before to 3 years after RTC establishment. Patients with an Injury Severity Score (ISS) in the patient registration system were selected. Analyses were performed to determine transportation pattern changes by comparing patients pre- and post-RTC establishment and by yearly comparisons over the 4-year study period using the Mann-Whitney U test and chi-square test. Results Overall, 3,587 patients were included. The mean ISS was higher in the post-RTC group (n=2,693; 10.63±8.90, median 9.00) than in the pre-RTC group (n=894; 9.44±8.20, median 8.00; p<0.001). The mean transportation distance (9.84±13.71, median 5.80 vs. 13.12±16.15 km, median 6.00; p<0.001) was longer in the post-RTC group than in the pre-RTC group. Furthermore, proportionally fewer patients were transported from an area in the same city as the RTC after establishment (86.1% vs. 78.3%; p<0.001). Yearly comparisons revealed a gradually increasing trend in the hospital death rate (ptrend=0.031). Conclusions After establishing a level 1 RTC, the EMS transportation of severe trauma patients increased gradually along with the long-distance transportation of minor trauma patients. Therefore, improved prehospital EMS trauma severity assessments and level 1 RTC involvement in patient classification in the prehospital phase are necessary.
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spelling doaj-art-e6df68934a7345de8bbe8a225b7f87e92025-01-08T08:08:46ZengKorean Society of TraumatologyJournal of Trauma and Injury1738-87672287-16832021-06-01342879710.20408/jti.2020.00211062Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center StudyHyeong Seok Lee0Won Young Sung1Jang Young Lee2Won Suk Lee3Sang Won Seo4 Department of Emergency Medicine, Daejeon Eulji Medical Center, Daejeon, Korea Department of Emergency Medicine, Daejeon Eulji Medical Center, Daejeon, Korea Department of Emergency Medicine, Daejeon Eulji Medical Center, Daejeon, Korea Department of Emergency Medicine, Daejeon Eulji Medical Center, Daejeon, Korea Department of Emergency Medicine, Daejeon Eulji Medical Center, Daejeon, KoreaPurpose This study examined emergency medical service (EMS) transportation patterns for adult trauma patients before and after establishing a level 1 regional trauma center (RTC) and to evaluate the transportation approach after prehospital severity screening. Methods This was a retrospective observational study of trauma patients aged ≥18 years admitted via EMS to the emergency department or a level 1 RTC, 1 year before to 3 years after RTC establishment. Patients with an Injury Severity Score (ISS) in the patient registration system were selected. Analyses were performed to determine transportation pattern changes by comparing patients pre- and post-RTC establishment and by yearly comparisons over the 4-year study period using the Mann-Whitney U test and chi-square test. Results Overall, 3,587 patients were included. The mean ISS was higher in the post-RTC group (n=2,693; 10.63±8.90, median 9.00) than in the pre-RTC group (n=894; 9.44±8.20, median 8.00; p<0.001). The mean transportation distance (9.84±13.71, median 5.80 vs. 13.12±16.15 km, median 6.00; p<0.001) was longer in the post-RTC group than in the pre-RTC group. Furthermore, proportionally fewer patients were transported from an area in the same city as the RTC after establishment (86.1% vs. 78.3%; p<0.001). Yearly comparisons revealed a gradually increasing trend in the hospital death rate (ptrend=0.031). Conclusions After establishing a level 1 RTC, the EMS transportation of severe trauma patients increased gradually along with the long-distance transportation of minor trauma patients. Therefore, improved prehospital EMS trauma severity assessments and level 1 RTC involvement in patient classification in the prehospital phase are necessary.http://www.jtraumainj.org/upload/pdf/jti-2020-0021.pdfwounds and injuriestrauma centersemergency medical servicestransportation
spellingShingle Hyeong Seok Lee
Won Young Sung
Jang Young Lee
Won Suk Lee
Sang Won Seo
Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study
Journal of Trauma and Injury
wounds and injuries
trauma centers
emergency medical services
transportation
title Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study
title_full Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study
title_fullStr Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study
title_full_unstemmed Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study
title_short Comparative Evaluation of Emergency Medical Service Trauma Patient Transportation Patterns Before and After Level 1 Regional Trauma Center Establishment: A Retrospective Single-Center Study
title_sort comparative evaluation of emergency medical service trauma patient transportation patterns before and after level 1 regional trauma center establishment a retrospective single center study
topic wounds and injuries
trauma centers
emergency medical services
transportation
url http://www.jtraumainj.org/upload/pdf/jti-2020-0021.pdf
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