How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians

Background. High-quality chest compression (CC) is the crux of survival for cardiac arrest patients. While, rescuers’ position setting relative to patients during CC was unrecommended in the present guidelines. We aimed to assess the impact of position settings on CC quality during cardiopulmonary r...

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Main Authors: Nan Zhang, Jiangshan Wang, Yan Li, Jihai Liu, Huadong Zhu
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Emergency Medicine International
Online Access:http://dx.doi.org/10.1155/2024/9950885
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author Nan Zhang
Jiangshan Wang
Yan Li
Jihai Liu
Huadong Zhu
author_facet Nan Zhang
Jiangshan Wang
Yan Li
Jihai Liu
Huadong Zhu
author_sort Nan Zhang
collection DOAJ
description Background. High-quality chest compression (CC) is the crux of survival for cardiac arrest patients. While, rescuers’ position setting relative to patients during CC was unrecommended in the present guidelines. We aimed to assess the impact of position settings on CC quality during cardiopulmonary resuscitation (CPR) and to test the heterogeneity related to rescuers’ characteristics. Methods. We conducted randomized, crossover, simulation trials with clinical students unfamiliar with CPR. The participants received standard training on performing CC and were divided randomly into two groups. The two groups separately performed CC with standing and kneeling positions in turn, forming the crossover design. The trials were performed with standard manikin models. CC quality indicator data were recorded by the tracking and feedback system automatically. Result. 156 participants finished at least one round of trial, with 126 participants finishing both rounds. Records for CC with kneeling and standing positions showed statistically significant differences in the correct rate, pause happening, average depth, and happening of over-depth compression. Regression analysis also implied that larger compression depths with the standing position were related to larger height and BMI of the participants. Conclusion. When performing CC, the standing position will lead to lower CC quality by larger chance of pause happening and over-depth compression. In addition, compression depth gaps between CC with kneeling and standing position were related with rescuer characteristics including height and BMI, with a threshold effect.
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spelling doaj-art-b9b92620e00a4ab1ae382cbb626f35c32024-12-02T08:55:42ZengWileyEmergency Medicine International2090-28592024-01-01202410.1155/2024/9950885How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced CliniciansNan Zhang0Jiangshan Wang1Yan Li2Jihai Liu3Huadong Zhu4Emergency DepartmentEmergency DepartmentEmergency DepartmentEmergency DepartmentEmergency DepartmentBackground. High-quality chest compression (CC) is the crux of survival for cardiac arrest patients. While, rescuers’ position setting relative to patients during CC was unrecommended in the present guidelines. We aimed to assess the impact of position settings on CC quality during cardiopulmonary resuscitation (CPR) and to test the heterogeneity related to rescuers’ characteristics. Methods. We conducted randomized, crossover, simulation trials with clinical students unfamiliar with CPR. The participants received standard training on performing CC and were divided randomly into two groups. The two groups separately performed CC with standing and kneeling positions in turn, forming the crossover design. The trials were performed with standard manikin models. CC quality indicator data were recorded by the tracking and feedback system automatically. Result. 156 participants finished at least one round of trial, with 126 participants finishing both rounds. Records for CC with kneeling and standing positions showed statistically significant differences in the correct rate, pause happening, average depth, and happening of over-depth compression. Regression analysis also implied that larger compression depths with the standing position were related to larger height and BMI of the participants. Conclusion. When performing CC, the standing position will lead to lower CC quality by larger chance of pause happening and over-depth compression. In addition, compression depth gaps between CC with kneeling and standing position were related with rescuer characteristics including height and BMI, with a threshold effect.http://dx.doi.org/10.1155/2024/9950885
spellingShingle Nan Zhang
Jiangshan Wang
Yan Li
Jihai Liu
Huadong Zhu
How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians
Emergency Medicine International
title How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians
title_full How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians
title_fullStr How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians
title_full_unstemmed How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians
title_short How Does Rescuer’s Position Setting Impact Quality of Chest Compression: A Randomized Crossover Simulation Study on Unexperienced Clinicians
title_sort how does rescuer s position setting impact quality of chest compression a randomized crossover simulation study on unexperienced clinicians
url http://dx.doi.org/10.1155/2024/9950885
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