Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause

Aim The coronavirus disease (COVID‐19) pandemic has led to an increase in out‐of‐hospital cardiac arrests (OHCAs) and mortality. However, there has been no reports in Japan using nationwide registry data. We compared survival among patients with OHCAs and detailed information on the cause during the...

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Main Authors: Sanae Hosomi, Ling Zha, Kosuke Kiyohara, Tetsuhisa Kitamura, Taro Irisawa, Hiroshi Ogura, Jun Oda
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Acute Medicine & Surgery
Subjects:
Online Access:https://doi.org/10.1002/ams2.777
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author Sanae Hosomi
Ling Zha
Kosuke Kiyohara
Tetsuhisa Kitamura
Taro Irisawa
Hiroshi Ogura
Jun Oda
author_facet Sanae Hosomi
Ling Zha
Kosuke Kiyohara
Tetsuhisa Kitamura
Taro Irisawa
Hiroshi Ogura
Jun Oda
author_sort Sanae Hosomi
collection DOAJ
description Aim The coronavirus disease (COVID‐19) pandemic has led to an increase in out‐of‐hospital cardiac arrests (OHCAs) and mortality. However, there has been no reports in Japan using nationwide registry data. We compared survival among patients with OHCAs and detailed information on the cause during the COVID‐19 pandemic (2020), and during the pre‐pandemic period (2019). Methods Using a Japanese population‐based retrospective cohort study design, we analyzed registry data on 39,324 and 39,170 patients with OHCAs in 2019 and 2020, respectively. We compared patient outcomes in 2019 and 2020 using univariable and multivariable logistic regression analyses. Results The proportion of OHCAs of cardiac origin increased significantly from 61.6% in 2019 to 62.7% in 2020 (P = 0.001). The use of bystander CPR (6.9% versus 5.7%, P < 0.001) and publicaccess automated external defibrillator pads (3.7% versus 3.0%, P < 0.001) decreased significantly from 2019 to 2020. The 1‐month survival for OHCA of cardiac origin (12.1% versus 10.7%; adjusted odds ratio [OR] 0.93, 95% confidence interval [CI] 0.87–1.00), asphyxia (10.9% versus 8.8%; adjusted OR 0.80, 95% CI 0.70–0.92), and external causes (adjusted OR 0.66; 95% CI 0.46–0.96), also decreased significantly from 2019 to 2020. Conclusions In Japan, the 1‐month survival after OHCA of cardiac origin, or due to asphyxia or external causes, decreased significantly during the COVID‐19 pandemic period.
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spelling doaj.art-c4e02ccee70445c7995e88427f4cd8832022-12-27T12:22:50ZengWileyAcute Medicine & Surgery2052-88172022-01-0191n/an/a10.1002/ams2.777Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the causeSanae Hosomi0Ling Zha1Kosuke Kiyohara2Tetsuhisa Kitamura3Taro Irisawa4Hiroshi Ogura5Jun Oda6Department of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine Suita JapanDivision of Environmental Medicine and Population Sciences, Department of Social Medicine, Graduate School of Medicine Osaka University Suita JapanDepartment of Food Science, Faculty of Home Economics Otsuma Women's University Tokyo JapanDivision of Environmental Medicine and Population Sciences, Department of Social Medicine, Graduate School of Medicine Osaka University Suita JapanDepartment of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine Suita JapanDepartment of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine Suita JapanDepartment of Traumatology and Acute Critical Medicine Osaka University Graduate School of Medicine Suita JapanAim The coronavirus disease (COVID‐19) pandemic has led to an increase in out‐of‐hospital cardiac arrests (OHCAs) and mortality. However, there has been no reports in Japan using nationwide registry data. We compared survival among patients with OHCAs and detailed information on the cause during the COVID‐19 pandemic (2020), and during the pre‐pandemic period (2019). Methods Using a Japanese population‐based retrospective cohort study design, we analyzed registry data on 39,324 and 39,170 patients with OHCAs in 2019 and 2020, respectively. We compared patient outcomes in 2019 and 2020 using univariable and multivariable logistic regression analyses. Results The proportion of OHCAs of cardiac origin increased significantly from 61.6% in 2019 to 62.7% in 2020 (P = 0.001). The use of bystander CPR (6.9% versus 5.7%, P < 0.001) and publicaccess automated external defibrillator pads (3.7% versus 3.0%, P < 0.001) decreased significantly from 2019 to 2020. The 1‐month survival for OHCA of cardiac origin (12.1% versus 10.7%; adjusted odds ratio [OR] 0.93, 95% confidence interval [CI] 0.87–1.00), asphyxia (10.9% versus 8.8%; adjusted OR 0.80, 95% CI 0.70–0.92), and external causes (adjusted OR 0.66; 95% CI 0.46–0.96), also decreased significantly from 2019 to 2020. Conclusions In Japan, the 1‐month survival after OHCA of cardiac origin, or due to asphyxia or external causes, decreased significantly during the COVID‐19 pandemic period.https://doi.org/10.1002/ams2.777Cardiopulmonary resuscitationCOVID‐19out‐of‐hospital cardiac arrestretrospective studiessurvival rate
spellingShingle Sanae Hosomi
Ling Zha
Kosuke Kiyohara
Tetsuhisa Kitamura
Taro Irisawa
Hiroshi Ogura
Jun Oda
Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause
Acute Medicine & Surgery
Cardiopulmonary resuscitation
COVID‐19
out‐of‐hospital cardiac arrest
retrospective studies
survival rate
title Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause
title_full Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause
title_fullStr Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause
title_full_unstemmed Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause
title_short Survival following an out‐of‐hospital cardiac arrest in Japan in 2020 versus 2019 according to the cause
title_sort survival following an out of hospital cardiac arrest in japan in 2020 versus 2019 according to the cause
topic Cardiopulmonary resuscitation
COVID‐19
out‐of‐hospital cardiac arrest
retrospective studies
survival rate
url https://doi.org/10.1002/ams2.777
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