The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest

Abstract This study aimed to evaluate the effects of bystander cardiopulmonary resuscitation (CPR) and dispatcher-assisted CPR (DA-CPR) on outcomes after out-of-hospital cardiac arrest (OHCA). We conducted a prospective observational study using the Korean Cardiac Arrest Research Consortium registry...

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Main Authors: Youdong Sohn, Gyu Chong Cho, Youngsuk Cho
Format: Article
Language:English
Published: Nature Portfolio 2022-12-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-27096-9
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author Youdong Sohn
Gyu Chong Cho
Youngsuk Cho
author_facet Youdong Sohn
Gyu Chong Cho
Youngsuk Cho
author_sort Youdong Sohn
collection DOAJ
description Abstract This study aimed to evaluate the effects of bystander cardiopulmonary resuscitation (CPR) and dispatcher-assisted CPR (DA-CPR) on outcomes after out-of-hospital cardiac arrest (OHCA). We conducted a prospective observational study using the Korean Cardiac Arrest Research Consortium registry database and enrolled adults aged > 20 years who sustained OHCA. The study population comprised 13,864 patients from October 1, 2015, to June 30, 2021. All enrolled patients were transported to the emergency room and resuscitated by the emergency medical personnel. Patients with terminal illnesses, pregnancy, “do not resuscitate” cards, and insufficient recorded information were excluded. Good neurologic outcomes were noted in 6.5%, 9.9%, and 9.6% of patients in the “no bystander”, “standard bystander”, and “compression-only bystander” CPR groups, respectively, and differed significantly (p < 0.001). Survival to discharge differed significantly (p < 0.001) between groups at 10.8%, 13.1%, and 13.2%, respectively. In a multivariable model, the interaction between “compression-only” and DA-CPR showed a positive effect on good neurological outcomes and survival to discharge with an odds ratio of 1.93 (Confidence interval, CI 1.28–2.91, p = 0.002) and 1.74 (CI 1.24–2.44, p = 0.001), respectively. In conclusion, the interaction between compression-only CPR and DA-CPR is significantly associated with good neurological and survival outcomes after OHCA. Education for bystanders and dispatchers should adhere to the current guidelines to improve outcomes among OHCA victims.
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spelling doaj.art-5208c946c3284a10a58d3d841f313a6b2023-01-01T12:16:34ZengNature PortfolioScientific Reports2045-23222022-12-0112111010.1038/s41598-022-27096-9The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrestYoudong Sohn0Gyu Chong Cho1Youngsuk Cho2Department of Emergency Medicine, Hallym University, Kangdong Sacred Heart HospitalDepartment of Emergency Medicine, Hallym University, Kangdong Sacred Heart HospitalDepartment of Emergency Medicine, Hallym University, Kangdong Sacred Heart HospitalAbstract This study aimed to evaluate the effects of bystander cardiopulmonary resuscitation (CPR) and dispatcher-assisted CPR (DA-CPR) on outcomes after out-of-hospital cardiac arrest (OHCA). We conducted a prospective observational study using the Korean Cardiac Arrest Research Consortium registry database and enrolled adults aged > 20 years who sustained OHCA. The study population comprised 13,864 patients from October 1, 2015, to June 30, 2021. All enrolled patients were transported to the emergency room and resuscitated by the emergency medical personnel. Patients with terminal illnesses, pregnancy, “do not resuscitate” cards, and insufficient recorded information were excluded. Good neurologic outcomes were noted in 6.5%, 9.9%, and 9.6% of patients in the “no bystander”, “standard bystander”, and “compression-only bystander” CPR groups, respectively, and differed significantly (p < 0.001). Survival to discharge differed significantly (p < 0.001) between groups at 10.8%, 13.1%, and 13.2%, respectively. In a multivariable model, the interaction between “compression-only” and DA-CPR showed a positive effect on good neurological outcomes and survival to discharge with an odds ratio of 1.93 (Confidence interval, CI 1.28–2.91, p = 0.002) and 1.74 (CI 1.24–2.44, p = 0.001), respectively. In conclusion, the interaction between compression-only CPR and DA-CPR is significantly associated with good neurological and survival outcomes after OHCA. Education for bystanders and dispatchers should adhere to the current guidelines to improve outcomes among OHCA victims.https://doi.org/10.1038/s41598-022-27096-9
spellingShingle Youdong Sohn
Gyu Chong Cho
Youngsuk Cho
The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest
Scientific Reports
title The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest
title_full The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest
title_fullStr The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest
title_full_unstemmed The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest
title_short The interaction effect of bystander cardiopulmonary resuscitation (CPR) and dispatcher CPR on outcomes after out-of-hospital cardiac arrest
title_sort interaction effect of bystander cardiopulmonary resuscitation cpr and dispatcher cpr on outcomes after out of hospital cardiac arrest
url https://doi.org/10.1038/s41598-022-27096-9
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