Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation

Background. Atrial high rate episodes (AHRE) detected by cardiac implantable electronic devices (CIEDs) may be associated with a risk of progression towards long-lasting episodes (≥24 h) and clinical atrial fibrillation (AF). Methods. Consecutive CIED patients presenting AHRE (with confirmation of a...

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Main Authors: Jacopo Francesco Imberti, Niccolò Bonini, Alberto Tosetti, Davide Antonio Mei, Luigi Gerra, Vincenzo Livio Malavasi, Andrea Mazza, Gregory Y. H. Lip, Giuseppe Boriani
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Biology
Subjects:
Online Access:https://www.mdpi.com/2079-7737/11/3/443
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author Jacopo Francesco Imberti
Niccolò Bonini
Alberto Tosetti
Davide Antonio Mei
Luigi Gerra
Vincenzo Livio Malavasi
Andrea Mazza
Gregory Y. H. Lip
Giuseppe Boriani
author_facet Jacopo Francesco Imberti
Niccolò Bonini
Alberto Tosetti
Davide Antonio Mei
Luigi Gerra
Vincenzo Livio Malavasi
Andrea Mazza
Gregory Y. H. Lip
Giuseppe Boriani
author_sort Jacopo Francesco Imberti
collection DOAJ
description Background. Atrial high rate episodes (AHRE) detected by cardiac implantable electronic devices (CIEDs) may be associated with a risk of progression towards long-lasting episodes (≥24 h) and clinical atrial fibrillation (AF). Methods. Consecutive CIED patients presenting AHRE (with confirmation of an arrhythmia lasting 5 min–23 h 59 min, atrial rate ≥175/min, with no AF at 12-lead ECG and no prior clinical AF) were retrospectively enrolled. The aims of this study were to describe patients’ characteristics and the incidence of adverse events, and second, to identify potential predictors of the composite outcome of clinical AF and/or AHRE episodes lasting ≥24 h. Results. 104/107 (97.2%) patients (median age 79.7 (74.0–84.2), 33.7% female) had available follow-up data. Over a median follow-up of 24.3 (10.6–40.3) months, 31/104 (29.8%) patients experienced the composite outcome of clinical AF or AHRE episodes lasting ≥24 h. Baseline CHA<sub>2</sub>DS<sub>2</sub>-VASc score and the longest AHRE episode at enrollment lasting 12 h–23 h 59 min were independently associated with the composite outcome (Hazard ratio (HR); 95% CI: 1.40; 1.07–1.83 and HR: 8.15; 95% CI 2.32–28.65, respectively). Baseline CHA<sub>2</sub>DS<sub>2</sub>-VASc score and the longest AHRE episode at enrollment lasting 12 h–23 h 59 min were the only independent predictors of incident clinical AF (HR: 1.45; 95% CI 1.06–2.00 and HR: 4.25; 95% CI 1.05–17.20, respectively). Conclusions. In patients with AHRE, the incidence of clinical AF or AHRE episodes lasting ≥24 h is high in a two-year follow-up. Baseline patients’ characteristics (CHA<sub>2</sub>DS<sub>2</sub>-VASc score) and AHRE duration may help to intensify monitoring and decision-making, being independently associated with clinical AF at follow-up.
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spelling doaj.art-1de9d58eb40c45ccaa6b85accf3d9e412023-11-30T20:52:17ZengMDPI AGBiology2079-77372022-03-0111344310.3390/biology11030443Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial FibrillationJacopo Francesco Imberti0Niccolò Bonini1Alberto Tosetti2Davide Antonio Mei3Luigi Gerra4Vincenzo Livio Malavasi5Andrea Mazza6Gregory Y. H. Lip7Giuseppe Boriani8Department of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyDepartment of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyDepartment of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyDepartment of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyDepartment of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyDepartment of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyCardiology Division, S. Maria della Stella Hospital, 05018 Orvieto, ItalyLiverpool Centre for Cardiovascular Science, University of Liverpool and Liverpool Heart & Chest Hospital, Liverpool L10 0AD, UKDepartment of Biomedical, Metabolic and Neural Sciences, Cardiology Division, University of Modena and Reggio Emilia, Policlinico di Modena, 41125 Modena, ItalyBackground. Atrial high rate episodes (AHRE) detected by cardiac implantable electronic devices (CIEDs) may be associated with a risk of progression towards long-lasting episodes (≥24 h) and clinical atrial fibrillation (AF). Methods. Consecutive CIED patients presenting AHRE (with confirmation of an arrhythmia lasting 5 min–23 h 59 min, atrial rate ≥175/min, with no AF at 12-lead ECG and no prior clinical AF) were retrospectively enrolled. The aims of this study were to describe patients’ characteristics and the incidence of adverse events, and second, to identify potential predictors of the composite outcome of clinical AF and/or AHRE episodes lasting ≥24 h. Results. 104/107 (97.2%) patients (median age 79.7 (74.0–84.2), 33.7% female) had available follow-up data. Over a median follow-up of 24.3 (10.6–40.3) months, 31/104 (29.8%) patients experienced the composite outcome of clinical AF or AHRE episodes lasting ≥24 h. Baseline CHA<sub>2</sub>DS<sub>2</sub>-VASc score and the longest AHRE episode at enrollment lasting 12 h–23 h 59 min were independently associated with the composite outcome (Hazard ratio (HR); 95% CI: 1.40; 1.07–1.83 and HR: 8.15; 95% CI 2.32–28.65, respectively). Baseline CHA<sub>2</sub>DS<sub>2</sub>-VASc score and the longest AHRE episode at enrollment lasting 12 h–23 h 59 min were the only independent predictors of incident clinical AF (HR: 1.45; 95% CI 1.06–2.00 and HR: 4.25; 95% CI 1.05–17.20, respectively). Conclusions. In patients with AHRE, the incidence of clinical AF or AHRE episodes lasting ≥24 h is high in a two-year follow-up. Baseline patients’ characteristics (CHA<sub>2</sub>DS<sub>2</sub>-VASc score) and AHRE duration may help to intensify monitoring and decision-making, being independently associated with clinical AF at follow-up.https://www.mdpi.com/2079-7737/11/3/443atrial high-rate episodesAHREatrial fibrillationsubclinical atrial fibrillationcardiac implantable electronic devicespacemaker
spellingShingle Jacopo Francesco Imberti
Niccolò Bonini
Alberto Tosetti
Davide Antonio Mei
Luigi Gerra
Vincenzo Livio Malavasi
Andrea Mazza
Gregory Y. H. Lip
Giuseppe Boriani
Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation
Biology
atrial high-rate episodes
AHRE
atrial fibrillation
subclinical atrial fibrillation
cardiac implantable electronic devices
pacemaker
title Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation
title_full Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation
title_fullStr Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation
title_full_unstemmed Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation
title_short Atrial High-Rate Episodes Detected by Cardiac Implantable Electronic Devices: Dynamic Changes in Episodes and Predictors of Incident Atrial Fibrillation
title_sort atrial high rate episodes detected by cardiac implantable electronic devices dynamic changes in episodes and predictors of incident atrial fibrillation
topic atrial high-rate episodes
AHRE
atrial fibrillation
subclinical atrial fibrillation
cardiac implantable electronic devices
pacemaker
url https://www.mdpi.com/2079-7737/11/3/443
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