Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival

Background Given increases in drug overdose‐associated mortality, there is interest in better understanding of drug overdose out‐of‐hospital cardiac arrest (OHCA). A comparison between overdose‐attributable OHCA and nonoverdose‐attributable OHCA will inform public health measures. Methods and Result...

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Main Authors: Aditya C. Shekhar, Brian H. Nathanson, Timothy J. Mader, Ryan A. Coute
Format: Article
Language:English
Published: Wiley 2024-02-01
Series:Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Subjects:
Online Access:https://www.ahajournals.org/doi/10.1161/JAHA.123.031245
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author Aditya C. Shekhar
Brian H. Nathanson
Timothy J. Mader
Ryan A. Coute
author_facet Aditya C. Shekhar
Brian H. Nathanson
Timothy J. Mader
Ryan A. Coute
author_sort Aditya C. Shekhar
collection DOAJ
description Background Given increases in drug overdose‐associated mortality, there is interest in better understanding of drug overdose out‐of‐hospital cardiac arrest (OHCA). A comparison between overdose‐attributable OHCA and nonoverdose‐attributable OHCA will inform public health measures. Methods and Results We analyzed data from 2017 to 2021 in the Cardiac Arrest Registry to Enhance Survival (CARES), comparing overdose‐attributable OHCA (OD‐OHCA) with OHCA from other nontraumatic causes (non‐OD‐OHCA). Arrests involving patients <18 years, health care facility residents, patients with cancer diagnoses, and patients with select missing data were excluded. Our main outcome of interest was survival with good neurological outcome, defined as Cerebral Performance Category score 1 or 2. From a data set with 537 100 entries, 29 500 OD‐OHCA cases and 338 073 non‐OD‐OHCA cases met inclusion criteria. OD‐OHCA cases involved younger patients with fewer comorbidities, were less likely to be witnessed, and less likely to present with a shockable rhythm. Unadjusted survival to hospital discharge with Cerebral Performance Category score =1 or 2 was significantly higher in the OD‐OHCA cohort (OD: 15.2% versus non‐OD: 6.9%). Adjusted results showed comparable survival with Cerebral Performance Category score =1 or 2 when the first monitored arrest rhythm was shockable (OD: 28.9% versus non‐OD: 23.5%, P=0.087) but significantly higher survival rates with Cerebral Performance Category score =1 or 2 for OD‐OHCA when the first monitored arrest rhythm was nonshockable (OD: 9.6% versus non‐OD: 3.1%, P<0.001). Conclusions Among patients presenting with nonshockable rhythms, OD‐OHCA is associated with significantly better outcomes. Further research should explore cardiac arrest causes, and public health efforts should attempt to reduce the burden from drug overdoses.
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spelling doaj.art-d902c8a67c084478a3b4bd6c7bbc4aae2024-02-24T04:06:35ZengWileyJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease2047-99802024-02-0113310.1161/JAHA.123.031245Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance SurvivalAditya C. Shekhar0Brian H. Nathanson1Timothy J. Mader2Ryan A. Coute3The Icahn School of Medicine at Mount Sinai New York NY USAOptiStatim, LLC Longmeadow MA USADepartment of Emergency Medicine UMass Chan Medical School—Baystate Springfield MA USADepartment of Emergency Medicine University of Alabama at Birmingham Heersink School of Medicine Birmingham AL USABackground Given increases in drug overdose‐associated mortality, there is interest in better understanding of drug overdose out‐of‐hospital cardiac arrest (OHCA). A comparison between overdose‐attributable OHCA and nonoverdose‐attributable OHCA will inform public health measures. Methods and Results We analyzed data from 2017 to 2021 in the Cardiac Arrest Registry to Enhance Survival (CARES), comparing overdose‐attributable OHCA (OD‐OHCA) with OHCA from other nontraumatic causes (non‐OD‐OHCA). Arrests involving patients <18 years, health care facility residents, patients with cancer diagnoses, and patients with select missing data were excluded. Our main outcome of interest was survival with good neurological outcome, defined as Cerebral Performance Category score 1 or 2. From a data set with 537 100 entries, 29 500 OD‐OHCA cases and 338 073 non‐OD‐OHCA cases met inclusion criteria. OD‐OHCA cases involved younger patients with fewer comorbidities, were less likely to be witnessed, and less likely to present with a shockable rhythm. Unadjusted survival to hospital discharge with Cerebral Performance Category score =1 or 2 was significantly higher in the OD‐OHCA cohort (OD: 15.2% versus non‐OD: 6.9%). Adjusted results showed comparable survival with Cerebral Performance Category score =1 or 2 when the first monitored arrest rhythm was shockable (OD: 28.9% versus non‐OD: 23.5%, P=0.087) but significantly higher survival rates with Cerebral Performance Category score =1 or 2 for OD‐OHCA when the first monitored arrest rhythm was nonshockable (OD: 9.6% versus non‐OD: 3.1%, P<0.001). Conclusions Among patients presenting with nonshockable rhythms, OD‐OHCA is associated with significantly better outcomes. Further research should explore cardiac arrest causes, and public health efforts should attempt to reduce the burden from drug overdoses.https://www.ahajournals.org/doi/10.1161/JAHA.123.031245cardiac arrestdrug overdoseout‐of‐hospital cardiac arrestprehospital carepublic health
spellingShingle Aditya C. Shekhar
Brian H. Nathanson
Timothy J. Mader
Ryan A. Coute
Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
cardiac arrest
drug overdose
out‐of‐hospital cardiac arrest
prehospital care
public health
title Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival
title_full Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival
title_fullStr Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival
title_full_unstemmed Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival
title_short Cardiac Arrest Following Drug Overdose in the United States: An Analysis of the Cardiac Arrest Registry to Enhance Survival
title_sort cardiac arrest following drug overdose in the united states an analysis of the cardiac arrest registry to enhance survival
topic cardiac arrest
drug overdose
out‐of‐hospital cardiac arrest
prehospital care
public health
url https://www.ahajournals.org/doi/10.1161/JAHA.123.031245
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