Machine learning and feature engineering for predicting pulse presence during chest compressions

Current resuscitation protocols require pausing chest compressions during cardiopulmonary resuscitation (CPR) to check for a pulse. However, pausing CPR when a patient is pulseless can worsen patient outcomes. Our objective was to design and evaluate an ECG-based algorithm that predicts pulse presen...

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Autores principales: Diya Sashidhar, Heemun Kwok, Jason Coult, Jennifer Blackwood, Peter J. Kudenchuk, Shiv Bhandari, Thomas D. Rea, J. Nathan Kutz
Formato: article
Lenguaje:EN
Publicado: The Royal Society 2021
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Acceso en línea:https://doaj.org/article/60d420c517094551a0cee642b8ab944b
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spelling oai:doaj.org-article:60d420c517094551a0cee642b8ab944b2021-11-10T08:06:33ZMachine learning and feature engineering for predicting pulse presence during chest compressions10.1098/rsos.2105662054-5703https://doaj.org/article/60d420c517094551a0cee642b8ab944b2021-11-01T00:00:00Zhttps://royalsocietypublishing.org/doi/10.1098/rsos.210566https://doaj.org/toc/2054-5703Current resuscitation protocols require pausing chest compressions during cardiopulmonary resuscitation (CPR) to check for a pulse. However, pausing CPR when a patient is pulseless can worsen patient outcomes. Our objective was to design and evaluate an ECG-based algorithm that predicts pulse presence with or without CPR. We evaluated 383 patients being treated for out-of-hospital cardiac arrest with real-time ECG, impedance and audio recordings. Paired ECG segments having an organized rhythm immediately preceding a pulse check (during CPR) and during the pulse check (without CPR) were extracted. Patients were randomly divided into 60% training and 40% test groups. From training data, we developed an algorithm to predict the clinical pulse presence based on the wavelet transform of the bandpass-filtered ECG. Principal component analysis was used to reduce dimensionality, and we then trained a linear discriminant model using three principal component modes as input features. Overall, 38% (351/912) of checks had a spontaneous pulse. AUCs for predicting pulse presence with and without CPR on test data were 0.84 (95% CI (0.80, 0.88)) and 0.89 (95% CI (0.86, 0.92)), respectively. This ECG-based algorithm demonstrates potential to improve resuscitation by predicting the presence of a spontaneous pulse without pausing CPR with moderate accuracy.Diya SashidharHeemun KwokJason CoultJennifer BlackwoodPeter J. KudenchukShiv BhandariThomas D. ReaJ. Nathan KutzThe Royal Societyarticlewaveletsmachine learningresuscitationScienceQENRoyal Society Open Science, Vol 8, Iss 11 (2021)
institution DOAJ
collection DOAJ
language EN
topic wavelets
machine learning
resuscitation
Science
Q
spellingShingle wavelets
machine learning
resuscitation
Science
Q
Diya Sashidhar
Heemun Kwok
Jason Coult
Jennifer Blackwood
Peter J. Kudenchuk
Shiv Bhandari
Thomas D. Rea
J. Nathan Kutz
Machine learning and feature engineering for predicting pulse presence during chest compressions
description Current resuscitation protocols require pausing chest compressions during cardiopulmonary resuscitation (CPR) to check for a pulse. However, pausing CPR when a patient is pulseless can worsen patient outcomes. Our objective was to design and evaluate an ECG-based algorithm that predicts pulse presence with or without CPR. We evaluated 383 patients being treated for out-of-hospital cardiac arrest with real-time ECG, impedance and audio recordings. Paired ECG segments having an organized rhythm immediately preceding a pulse check (during CPR) and during the pulse check (without CPR) were extracted. Patients were randomly divided into 60% training and 40% test groups. From training data, we developed an algorithm to predict the clinical pulse presence based on the wavelet transform of the bandpass-filtered ECG. Principal component analysis was used to reduce dimensionality, and we then trained a linear discriminant model using three principal component modes as input features. Overall, 38% (351/912) of checks had a spontaneous pulse. AUCs for predicting pulse presence with and without CPR on test data were 0.84 (95% CI (0.80, 0.88)) and 0.89 (95% CI (0.86, 0.92)), respectively. This ECG-based algorithm demonstrates potential to improve resuscitation by predicting the presence of a spontaneous pulse without pausing CPR with moderate accuracy.
format article
author Diya Sashidhar
Heemun Kwok
Jason Coult
Jennifer Blackwood
Peter J. Kudenchuk
Shiv Bhandari
Thomas D. Rea
J. Nathan Kutz
author_facet Diya Sashidhar
Heemun Kwok
Jason Coult
Jennifer Blackwood
Peter J. Kudenchuk
Shiv Bhandari
Thomas D. Rea
J. Nathan Kutz
author_sort Diya Sashidhar
title Machine learning and feature engineering for predicting pulse presence during chest compressions
title_short Machine learning and feature engineering for predicting pulse presence during chest compressions
title_full Machine learning and feature engineering for predicting pulse presence during chest compressions
title_fullStr Machine learning and feature engineering for predicting pulse presence during chest compressions
title_full_unstemmed Machine learning and feature engineering for predicting pulse presence during chest compressions
title_sort machine learning and feature engineering for predicting pulse presence during chest compressions
publisher The Royal Society
publishDate 2021
url https://doaj.org/article/60d420c517094551a0cee642b8ab944b
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AT peterjkudenchuk machinelearningandfeatureengineeringforpredictingpulsepresenceduringchestcompressions
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