Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review

Introduction: Prolonged cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source (ESUS) is necessary to identify atrial fibrillation (AF) that requires anticoagulation. Wearable devices may improve AF detection compared to conventional management. We aimed to review the e...

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Main Authors: Jamie SY Ho, Elizabeth SY Ho, Leonard LL Yeo, William KF Kong, Tony YW Li, Benjamin YQ Tan, Mark Y Chan, Vijay K Sharma, Kian-Keong Poh, Ching-Hui Sia
Format: Article
Language:English
Published: Wolters Kluwer – Medknow Publications 2024-07-01
Series:Singapore Medical Journal
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Online Access:https://journals.lww.com/10.4103/singaporemedj.SMJ-2022-143
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author Jamie SY Ho
Elizabeth SY Ho
Leonard LL Yeo
William KF Kong
Tony YW Li
Benjamin YQ Tan
Mark Y Chan
Vijay K Sharma
Kian-Keong Poh
Ching-Hui Sia
author_facet Jamie SY Ho
Elizabeth SY Ho
Leonard LL Yeo
William KF Kong
Tony YW Li
Benjamin YQ Tan
Mark Y Chan
Vijay K Sharma
Kian-Keong Poh
Ching-Hui Sia
author_sort Jamie SY Ho
collection DOAJ
description Introduction: Prolonged cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source (ESUS) is necessary to identify atrial fibrillation (AF) that requires anticoagulation. Wearable devices may improve AF detection compared to conventional management. We aimed to review the evidence for the use of wearable devices in post-cryptogenic stroke and post-ESUS monitoring. Methods: We performed a systematic search of PubMed, EMBASE, Scopus and clinicaltrials.gov on 21 July 2022, identifying all studies that investigated the use of wearable devices in patients with cryptogenic stroke or ESUS. The outcomes of AF detection were analysed. Literature reports on electrocardiogram (ECG)-based (external wearable, handheld, patch, mobile cardiac telemetry [MCT], smartwatch) and photoplethysmography (PPG)-based (smartwatch, smartphone) devices were summarised. Results: A total of 27 relevant studies were included (two randomised controlled trials, seven prospective trials, 10 cohort studies, six case series and two case reports). Only four studies compared wearable technology to Holter monitoring or implantable loop recorder, and these studies showed no significant differences on meta-analysis (odds ratio 2.35, 95% confidence interval [CI] 0.74–7.48, I2 = 70%). External wearable devices detected AF in 20.7% (95% CI 14.9–27.2, I2 = 76%) of patients and MCT detected new AF in 9.6% (95% CI 7.4%–11.9%, I2 = 56%) of patients. Other devices investigated included patch sensors, handheld ECG recorders and PPG-based smartphone apps, which demonstrated feasibility in the post-cryptogenic stroke and post-ESUS setting. Conclusion: Wearable devices that are ECG or PPG based are effective for paroxysmal AF detection after cryptogenic stroke and ESUS, but further studies are needed to establish how they compare with Holter monitors and implantable loop recorder.
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institution Kabale University
issn 0037-5675
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language English
publishDate 2024-07-01
publisher Wolters Kluwer – Medknow Publications
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spelling doaj-art-1bb87703bb064c6ebb24f31ff2e4c6d42025-02-09T10:24:20ZengWolters Kluwer – Medknow PublicationsSingapore Medical Journal0037-56752737-59352024-07-0165737037910.4103/singaporemedj.SMJ-2022-143Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic reviewJamie SY HoElizabeth SY HoLeonard LL YeoWilliam KF KongTony YW LiBenjamin YQ TanMark Y ChanVijay K SharmaKian-Keong PohChing-Hui SiaIntroduction: Prolonged cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source (ESUS) is necessary to identify atrial fibrillation (AF) that requires anticoagulation. Wearable devices may improve AF detection compared to conventional management. We aimed to review the evidence for the use of wearable devices in post-cryptogenic stroke and post-ESUS monitoring. Methods: We performed a systematic search of PubMed, EMBASE, Scopus and clinicaltrials.gov on 21 July 2022, identifying all studies that investigated the use of wearable devices in patients with cryptogenic stroke or ESUS. The outcomes of AF detection were analysed. Literature reports on electrocardiogram (ECG)-based (external wearable, handheld, patch, mobile cardiac telemetry [MCT], smartwatch) and photoplethysmography (PPG)-based (smartwatch, smartphone) devices were summarised. Results: A total of 27 relevant studies were included (two randomised controlled trials, seven prospective trials, 10 cohort studies, six case series and two case reports). Only four studies compared wearable technology to Holter monitoring or implantable loop recorder, and these studies showed no significant differences on meta-analysis (odds ratio 2.35, 95% confidence interval [CI] 0.74–7.48, I2 = 70%). External wearable devices detected AF in 20.7% (95% CI 14.9–27.2, I2 = 76%) of patients and MCT detected new AF in 9.6% (95% CI 7.4%–11.9%, I2 = 56%) of patients. Other devices investigated included patch sensors, handheld ECG recorders and PPG-based smartphone apps, which demonstrated feasibility in the post-cryptogenic stroke and post-ESUS setting. Conclusion: Wearable devices that are ECG or PPG based are effective for paroxysmal AF detection after cryptogenic stroke and ESUS, but further studies are needed to establish how they compare with Holter monitors and implantable loop recorder.https://journals.lww.com/10.4103/singaporemedj.SMJ-2022-143cardiac monitoringcryptogenic strokeembolic stroke of undetermined sourcewearable devices
spellingShingle Jamie SY Ho
Elizabeth SY Ho
Leonard LL Yeo
William KF Kong
Tony YW Li
Benjamin YQ Tan
Mark Y Chan
Vijay K Sharma
Kian-Keong Poh
Ching-Hui Sia
Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review
Singapore Medical Journal
cardiac monitoring
cryptogenic stroke
embolic stroke of undetermined source
wearable devices
title Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review
title_full Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review
title_fullStr Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review
title_full_unstemmed Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review
title_short Use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source: a systematic review
title_sort use of wearable technology in cardiac monitoring after cryptogenic stroke or embolic stroke of undetermined source a systematic review
topic cardiac monitoring
cryptogenic stroke
embolic stroke of undetermined source
wearable devices
url https://journals.lww.com/10.4103/singaporemedj.SMJ-2022-143
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