Arrhythmia and Circulation - Cardiovascular Update

iRhythm Unveils New Data Demonstrating Benefits of Long-Term Continuous Monitoring for Arrhythmia Detection

DAIC

MARCH 31, 2025

arrhythmia yield versus 69.1% in daily-symptom patients, demonstrating that greater symptom frequenc y does not necessarily reflect increased arrhythmia burden. arrhythmia yield versus 69.1% in daily-symptom patients, demonstrating that greater symptom frequenc y does not necessarily reflect increased arrhythmia burden.

Arrhythmia

Arrhythmia Atrial Fibrillation Tachycardia Heart Failure

Circulating microRNAs as biomarkers of Chagas cardiomyopathy

Frontiers in Cardiovascular Medicine

DECEMBER 18, 2023

Methods We carried out a case-control study to identify circulating miRNAs associated with CHCM. We performed a clinical, echocardiographic, and laboratory evaluation and profiled circulating miRNA in the serum samples. Results Differences between groups were observed in clinical variables and in the analysis of miRNAs.

Cardiomyopathy

Cardiomyopathy Circulation Biomarkers Laboratory

Evolution of Critical Care Cardiology: An Update on Structure, Care Delivery, Training, and Research Paradigms: A Scientific Statement From the American Heart Association

Circulation

FEBRUARY 13, 2025

Circulation, Ahead of Print. The coronary care unit gradually evolved from a focus on rapid resuscitation from ventricular arrhythmias in acute myocardial infarction into a comprehensive cardiac intensive care unit designed to care for the sickest patients with cardiovascular disease.

Critical Care

Critical Care Myocardial Infarction Research Cardiovascular Disease

Webinars

Bridging Innovation & Patient Care: The Growing Role of AI

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Patent Foramen Ovale Closure in Patients With and Without Nickel Hypersensitivity: A Randomized Trial

Circulation: Cardiovascular Interventions

MARCH 9, 2025

Circulation: Cardiovascular Interventions, Ahead of Print. No significant differences were observed in documented arrhythmias, bleeding, or stroke. Background:Nickel-containing devices, such as the Amplatzer PFO Occluder and Gore Cardioform Septal Occluder (GSO), are used for transcatheter patent foramen ovale (PFO) closure.

Chest Pain

Chest Pain Cardiovascular Interventions Document Arrhythmia

Cardiac Arrhythmias and Autonomic Dysfunction Associated With COVID-19: A Scientific Statement From the American Heart Association

Circulation

OCTOBER 14, 2024

Circulation, Ahead of Print. Cardiac arrhythmias are commonly noted in patients during infections with and recovery from COVID-19. Debate continues on the impact of incident and exacerbated arrhythmias on the acute and chronic (recovery) phase of the illness. Various pathophysiological mechanisms have been proposed.

COVID-19

COVID-19 Arrhythmia Circulation Research

Pharmacological Management of Cardiac Arrhythmias in the Fetal and Neonatal Periods: A Scientific Statement From the American Heart Association

Circulation

FEBRUARY 5, 2024

Circulation, Ahead of Print. In addition, exposure of the fetus or neonate to either persistent arrhythmias or antiarrhythmic medications may have yet-to-be-determined long-term developmental consequences. Disorders of the cardiac rhythm may occur in both the fetus and neonate.

Pharmacology

Pharmacology Arrhythmia Physiology Circulation

Omega-3 Fatty Acids and Arrhythmias

Circulation

AUGUST 4, 2024

Circulation, Volume 150, Issue 6 , Page 488-503, August 6, 2024. The pro- and antiarrhythmic effects of omega-3 polyunsaturated fatty acids (n-3 PUFAs) have been extensively studied in preclinical and human trials.

Sudden Cardiac Death

Sudden Cardiac Death Arrhythmia Atrial Fibrillation Circulation

Gene therapy shows promise in treating heart arrhythmia: Study

Becker's Hospital Review - Cardiology

SEPTEMBER 19, 2024

A pharmaceutical gene therapy has shown promise in treating calmodulinopathy, a rare and hard-to-treat heart arrhythmia, according to a study published Aug. 19 in Circulation.

Arrhythmia

Arrhythmia Circulation

AHA's statement on COVID-19-associated arrhythmias: 8 takeaways

Becker's Hospital Review - Cardiology

OCTOBER 17, 2024

The American Heart Association has released a scientific statement providing guidance on the management of patients with COVID-19-related cardiac arrhythmias and autonomic dysfunction. 14 in Circulation. The statement was published Oct.

COVID-19

COVID-19 Arrhythmia Circulation

Pulsed Field Ablation of Small Vessel-Related Arrhythmias: A New Catheter and Methods

Circulation: Arrhythmia and Electrophysiology

MARCH 20, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Arrhythmia

Arrhythmia Electrophysiology Ablation Circulation

Tiny pacemakers can safely stabilize newborns' hearts for up to two years

Medical Xpress - Cardiology

MARCH 3, 2025

A pacemaker modified for newborns' tiny bodies safely and effectively stabilized their heart rhythms for up to two years, according to new research published in Circulation: Arrhythmia and Electrophysiology.

Pacemaker

Pacemaker Heart Rhythm Electrophysiology Arrhythmia

Left Ventricular Summit Arrhythmias: Have We Reached the Peak of Ablation Success or Just a Higher Plateau?

Circulation: Arrhythmia and Electrophysiology

MAY 8, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Arrhythmia

Arrhythmia Electrophysiology Ablation Circulation

What are treatment options for this rhythm, when all else fails?

Dr. Smith's ECG Blog

JULY 21, 2024

However, he suddenly developed a series of malignant ventricular arrhythmias. Below are printouts of some of the arrhythmias recorded. This time, the arrhythmia did not spontaneously terminate — but rather degenerated to VFib, requiring defibrillation. The arrhythmia starts with a PVC having a short coupling interval.

Arrhythmia

Arrhythmia Cardiogenic Shock Bradycardia Defibrillator

Ablation of Cardiac Arrhythmias: Past, Present, and Future

Circulation

JUNE 30, 2024

Circulation, Volume 150, Issue 1 , Page 4-6, July 2, 2024.

Arrhythmia

Arrhythmia Ablation Circulation

Abstract 4138334: Identification and Immunological Characterization of Arrhythmia-Related Molecular Clusters in Ischemic Cardiomyopathy

Circulation

NOVEMBER 11, 2024

Circulation, Volume 150, Issue Suppl_1 , Page A4138334-A4138334, November 12, 2024. Ischemic cardiomyopathy, a severe cardiac condition resulting from prolonged myocardial ischemia, is characterized by ventricular dilation, dysfunction, and an increased risk of life-threatening arrhythmias.

Arrhythmia

Arrhythmia Cardiomyopathy Ischemia Circulation

Trends Favoring an Anatomical Approach to Radiofrequency Catheter Ablation of Idiopathic Ventricular Arrhythmias Originating From the Left Ventricular Summit

Circulation: Arrhythmia and Electrophysiology

APRIL 17, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Epicardial radiofrequency catheter ablation (RFCA) of idiopathic ventricular arrhythmias (VAs) originating from the left ventricular summit (LVS) is challenging because of the anatomic barriers.

Arrhythmia

Arrhythmia Ablation Electrophysiology Outcomes

Patients diagnosed with new-onset, persistent AFib are more likely to have certain risk factors

Medical Xpress - Cardiology

FEBRUARY 22, 2024

The findings, led by investigators in the Smidt Heart Institute at Cedars-Sinai, published in Circulation: Arrhythmia and Electrophysiology. Patients who present with persistent atrial fibrillation at diagnosis are more likely to have certain risk factors as compared with patients with occasional atrial fibrillation (AFib).

AFIB

AFIB Risk Factors Atrial Fibrillation Electrophysiology

Engineering of Generative Artificial Intelligence and Natural Language Processing Models to Accurately Identify Arrhythmia Recurrence

Circulation: Arrhythmia and Electrophysiology

DECEMBER 16, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. In 490 full-text EHR notes from 125 patients with prior life-threatening heart rhythm disorders, we asked GPT-4-turbo to identify recurrent arrhythmias distinct from prior events and tested 220 563 queries.

Arrhythmia

Arrhythmia Heart Rhythm Electrophysiology Circulation

Atrial Arrhythmias After PFO Device Closure: Common, Clinically Important, and Preventable?

Circulation

NOVEMBER 17, 2024

Circulation, Volume 150, Issue 21 , Page 1669-1670, November 19, 2024.

Arrhythmia

Arrhythmia Circulation

AFib Might Be Far More Common Than We Think

CardiacWire

SEPTEMBER 11, 2024

That’s far higher than previous estimates, including a pair of JAMA and Circulation studies that estimated nationwide AFib rates of 2.26M and 5.1M back in 2000, and forecasted that 3.33M and 7.5M adults would have AFib by 2020.

AFIB

AFIB Atrial Fibrillation Arrhythmia Research

Diagnosis and Management of Cardiac Sarcoidosis: A Scientific Statement From the American Heart Association

Circulation

APRIL 18, 2024

Circulation, Ahead of Print. Cardiac sarcoidosis is an infiltrative cardiomyopathy that results from granulomatous inflammation of the myocardium and may present with high-grade conduction disease, ventricular arrhythmias, and right or left ventricular dysfunction.

Cardiomyopathy

Cardiomyopathy Arrhythmia Circulation

Predicted Risk of Ventricular Arrhythmias in a Genome-First Population With Genetic Risk for Arrhythmogenic Right Ventricular Cardiomyopathy

Circulation: Arrhythmia and Electrophysiology

FEBRUARY 24, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Population genomic screening for desmosome variants associated with arrhythmogenic right ventricular cardiomyopathy (ARVC) may facilitate early disease detection and protective intervention.

Arrhythmia

Arrhythmia Cardiomyopathy Electrophysiology Circulation

Story of magnesium for torsade de pointes

HeartRhythm

MARCH 26, 2024

Torsade de pointes (TdP) was not a rare arrhythmia in Israel during the 1970s–1980s as many patients, mainly with atrial fibrillation (AF), were treated with QT-prolonging antiarrhythmic drugs. Our experience was published in 1981 in Circulation.1

Atrial Fibrillation

Atrial Fibrillation Article Arrhythmia Circulation

In Vivo Endocardial and Epicardial Mapping of Human Sinus Node: From Electrical Landmarks to Anatomical Landmarks

Circulation: Arrhythmia and Electrophysiology

FEBRUARY 18, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Electrophysiology

Electrophysiology Arrhythmia Circulation

Extended Rhythm Monitoring to Assess for Ventricular Arrhythmias After Transcatheter Pulmonary Valve Replacement With the Harmony Valve

Circulation: Cardiovascular Interventions

DECEMBER 27, 2024

Circulation: Cardiovascular Interventions, Ahead of Print. BACKGROUND:Varying rates of nonsustained ventricular tachycardia (NSVT) have been reported early after transcatheter pulmonary valve replacement (TPVR) with the Harmony valve, but data regarding rhythm outcomes beyond hospital discharge are limited.

Pulmonary

Pulmonary Arrhythmia Cardiovascular Interventions Tachycardia

Giants Hiding in Small Places: A Case of New Onset Heart Failure, Atrioventricular Block, and Ventricular Arrhythmias

Circulation

FEBRUARY 4, 2024

Circulation, Volume 149, Issue 6 , Page 475-480, February 6, 2024.

Heart Failure

Heart Failure Arrhythmia Circulation

(Doubts on) The Mechanistic Role of Pulmonary Veins Reconnection in Paroxysmal and Persistent Atrial Fibrillation: A Meta-Analysis of Mandatory Remapping Studies

Circulation: Arrhythmia and Electrophysiology

MARCH 21, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Pulmonary

Physical Activity Reduction in Patients Following ICD Therapy

Circulation: Arrhythmia and Electrophysiology

MARCH 21, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Electrophysiology

Electrophysiology Arrhythmia Circulation

Reduction in Left Atrial Epicardial Adipose Tissue Following Catheter Ablation for Atrial Fibrillation

Circulation: Arrhythmia and Electrophysiology

MARCH 20, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Ablation Arrhythmia

Progression of Atrial Cardiomyopathy Predicts Subsequent Stroke: An Analysis of Left Atrial Low-Voltage Areas in Patients With Atrial Fibrillation Ablation

Circulation: Arrhythmia and Electrophysiology

MARCH 19, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Cardiomyopathy

Long-Term Durability of High- and Very High-Power Short-Duration PVI by Invasive Remapping: The HPSD Remap Study

Circulation: Arrhythmia and Electrophysiology

JANUARY 29, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print. CONCLUSIONS:Similarly high rates of durable PVI and arrhythmia-free survival were achieved with 90W and 50W. No complications occurred. There was no difference in 12-month atrial fibrillation-free survival between the 90W and 50W groups (P=0.2).CONCLUSIONS:Similarly

Electrophysiology

Electrophysiology Atrial Fibrillation Pulmonary Ablation

Abstract 4121234: Macrophage activation in aorticorenal ganglion as a potential trigger to induce renal sympathetic overactivation-related ventricular arrhythmias after acute myocardial infarction

Circulation

NOVEMBER 11, 2024

Circulation, Volume 150, Issue Suppl_1 , Page A4121234-A4121234, November 12, 2024. Background:Ischemia-related ventricular arrhythmia is the leading cause of death in patients after acute myocardial infarction (AMI).

Myocardial Infarction

Myocardial Infarction Arrhythmia Tachycardia Circulation

An anxious approach to a benign arrhythmia in Holter recording

Dr. S. Venkatesan MD

MARCH 19, 2024

Massie Block -Ref 1) But, if there is something unusual in the clinical history, be ready to investigate until the arrhythmia, or at least the anxiety disappears. Circulation. Final message AV blocks, even Mobitz type 2, can occur at normal times of heightened vagal tone.( Reference 1. 1978 Aug;58(2):305-14. doi: 10.1161/01.cir.58.2.305.

Arrhythmia

Arrhythmia Sudden Cardiac Death Electrophysiology Cardiomyopathy

46 year old with chest pain develops a wide complex rhythm -- see many examples

Dr. Smith's ECG Blog

AUGUST 9, 2024

There are three mechanisms of arrhythmia: automatic, re-entry, and triggered. The most common triggered arrhythmia is Torsades de Pointes. It is a benign arrhythmia which requires no specific treatment. Possible mechanisms of ventricular arrhythmias elicited by ischemia followed by reperfusion. References: Ferrier, G.

Chest Pain

Chest Pain Arrhythmia Myocardial Infarction STEMI

Abstract 4136459: Machine Learning in Time-to-Event Prediction of Ventricular Arrhythmias among Older Adults with Type 2 Diabetes and Coronary Artery Disease

Circulation

NOVEMBER 11, 2024

Circulation, Volume 150, Issue Suppl_1 , Page A4136459-A4136459, November 12, 2024. Ventricular arrhythmias (VA), such as ventricular fibrillation and ventricular tachycardia, are the major causes of mortality among patients with CAD.

Coronary Artery Disease

Coronary Artery Disease Arrhythmia Diabetes Tachycardia

Boston Scientific Initiates AVANT GUARD Clinical Trial to Evaluate FARAPULSE Pulsed Field Ablation System as First-Line Treatment for Persistent Atrial Fibrillation

DAIC

DECEMBER 29, 2023

Unlike paroxysmal AF, which describes symptoms that last for seven days or fewer, persistent AF is a sustained arrhythmia that lasts for more than a week 1. Circulation. Early treatment of persistent AF can reduce the risk of blood clots, stroke, and heart failure, and may prevent the disease from becoming permanent.

Atrial Fibrillation

Atrial Fibrillation Ablation Atrial Flutter Blood Clot

Abstract Su505: Impact of a Targeted Automated External Defibrillator (AED) Program on Survival After Ventricular Fibrillation Cardiac Arrest in the Sao Paulo Metropolitan Subway System: A Landmark Initiative in Latin America

Circulation

NOVEMBER 11, 2024

Circulation, Volume 150, Issue Suppl_1 , Page ASu505-ASu505, November 12, 2024. The targeted Automated External Defibrillator (AED) program in the Sao Paulo Metro has yielded promising results in improving survival rates for individuals experiencing out-of-hospital cardiac arrest (OHCA) due to ventricular arrhythmias.

Cardiac Arrest

Cardiac Arrest Defibrillator Public Health Arrhythmia

Blanking Period After Catheter Ablation of Paroxysmal Atrial Fibrillation: Insights From Continuous Cardiac Monitoring

Circulation: Arrhythmia and Electrophysiology

FEBRUARY 18, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Ablation

Sudden Cardiac Death in Childhood: Peaks in Teenagers

Circulation: Arrhythmia and Electrophysiology

FEBRUARY 10, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Sudden Cardiac Death

Sudden Cardiac Death Electrophysiology Arrhythmia Circulation

Complete Left Bundle Branch Block With V5/V6: RS/Rs/rS Pattern and Long-Term Outcomes

Circulation: Arrhythmia and Electrophysiology

JANUARY 22, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Electrophysiology

Electrophysiology Arrhythmia Circulation Outcomes

Patient Empowerment in the Management of Atrial Fibrillation: The Missing Link for Improved Outcomes

Circulation: Arrhythmia and Electrophysiology

JANUARY 6, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Outcomes

Empiric Nonpulmonary Vein Trigger Ablation for Management of Atrial Fibrillation: Is Cryoballoon Isolation of the Superior Vena Cava the Answer?

Circulation: Arrhythmia and Electrophysiology

JANUARY 6, 2025

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Ablation

Association Between ALDH2 Genotypes and Atrial Fibrillation Recurrence Following Catheter Ablation: Prospective Multicenter Cohort Study

Circulation: Arrhythmia and Electrophysiology

DECEMBER 11, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Ablation

Impact of Age on Smartphone-Based Screening for Atrial Fibrillation: A Prespecified Subgroup Analysis of the eBRAVE-AF Trial

Circulation: Arrhythmia and Electrophysiology

DECEMBER 11, 2024

Circulation: Arrhythmia and Electrophysiology, Ahead of Print.

Atrial Fibrillation

Atrial Fibrillation Electrophysiology Arrhythmia Circulation

iRhythm Unveils New Data Demonstrating Benefits of Long-Term Continuous Monitoring for Arrhythmia Detection

Circulating microRNAs as biomarkers of Chagas cardiomyopathy

Evolution of Critical Care Cardiology: An Update on Structure, Care Delivery, Training, and Research Paradigms: A Scientific Statement From the American Heart Association

Webinars

Patent Foramen Ovale Closure in Patients With and Without Nickel Hypersensitivity: A Randomized Trial

Cardiac Arrhythmias and Autonomic Dysfunction Associated With COVID-19: A Scientific Statement From the American Heart Association

Pharmacological Management of Cardiac Arrhythmias in the Fetal and Neonatal Periods: A Scientific Statement From the American Heart Association

Omega-3 Fatty Acids and Arrhythmias

Gene therapy shows promise in treating heart arrhythmia: Study

AHA's statement on COVID-19-associated arrhythmias: 8 takeaways

Pulsed Field Ablation of Small Vessel-Related Arrhythmias: A New Catheter and Methods

Tiny pacemakers can safely stabilize newborns' hearts for up to two years

Left Ventricular Summit Arrhythmias: Have We Reached the Peak of Ablation Success or Just a Higher Plateau?

What are treatment options for this rhythm, when all else fails?

Ablation of Cardiac Arrhythmias: Past, Present, and Future

Abstract 4138334: Identification and Immunological Characterization of Arrhythmia-Related Molecular Clusters in Ischemic Cardiomyopathy

Trends Favoring an Anatomical Approach to Radiofrequency Catheter Ablation of Idiopathic Ventricular Arrhythmias Originating From the Left Ventricular Summit

Patients diagnosed with new-onset, persistent AFib are more likely to have certain risk factors

Engineering of Generative Artificial Intelligence and Natural Language Processing Models to Accurately Identify Arrhythmia Recurrence

Atrial Arrhythmias After PFO Device Closure: Common, Clinically Important, and Preventable?

AFib Might Be Far More Common Than We Think

Diagnosis and Management of Cardiac Sarcoidosis: A Scientific Statement From the American Heart Association

Predicted Risk of Ventricular Arrhythmias in a Genome-First Population With Genetic Risk for Arrhythmogenic Right Ventricular Cardiomyopathy

Story of magnesium for torsade de pointes

In Vivo Endocardial and Epicardial Mapping of Human Sinus Node: From Electrical Landmarks to Anatomical Landmarks

Extended Rhythm Monitoring to Assess for Ventricular Arrhythmias After Transcatheter Pulmonary Valve Replacement With the Harmony Valve

Giants Hiding in Small Places: A Case of New Onset Heart Failure, Atrioventricular Block, and Ventricular Arrhythmias

(Doubts on) The Mechanistic Role of Pulmonary Veins Reconnection in Paroxysmal and Persistent Atrial Fibrillation: A Meta-Analysis of Mandatory Remapping Studies

Physical Activity Reduction in Patients Following ICD Therapy

Reduction in Left Atrial Epicardial Adipose Tissue Following Catheter Ablation for Atrial Fibrillation

Progression of Atrial Cardiomyopathy Predicts Subsequent Stroke: An Analysis of Left Atrial Low-Voltage Areas in Patients With Atrial Fibrillation Ablation

Long-Term Durability of High- and Very High-Power Short-Duration PVI by Invasive Remapping: The HPSD Remap Study

Abstract 4121234: Macrophage activation in aorticorenal ganglion as a potential trigger to induce renal sympathetic overactivation-related ventricular arrhythmias after acute myocardial infarction

An anxious approach to a benign arrhythmia in Holter recording

46 year old with chest pain develops a wide complex rhythm -- see many examples

Abstract 4136459: Machine Learning in Time-to-Event Prediction of Ventricular Arrhythmias among Older Adults with Type 2 Diabetes and Coronary Artery Disease

Boston Scientific Initiates AVANT GUARD Clinical Trial to Evaluate FARAPULSE Pulsed Field Ablation System as First-Line Treatment for Persistent Atrial Fibrillation

Abstract Su505: Impact of a Targeted Automated External Defibrillator (AED) Program on Survival After Ventricular Fibrillation Cardiac Arrest in the Sao Paulo Metropolitan Subway System: A Landmark Initiative in Latin America

Blanking Period After Catheter Ablation of Paroxysmal Atrial Fibrillation: Insights From Continuous Cardiac Monitoring

Sudden Cardiac Death in Childhood: Peaks in Teenagers

Complete Left Bundle Branch Block With V5/V6: RS/Rs/rS Pattern and Long-Term Outcomes

Patient Empowerment in the Management of Atrial Fibrillation: The Missing Link for Improved Outcomes

Empiric Nonpulmonary Vein Trigger Ablation for Management of Atrial Fibrillation: Is Cryoballoon Isolation of the Superior Vena Cava the Answer?

Association Between ALDH2 Genotypes and Atrial Fibrillation Recurrence Following Catheter Ablation: Prospective Multicenter Cohort Study

Impact of Age on Smartphone-Based Screening for Atrial Fibrillation: A Prespecified Subgroup Analysis of the eBRAVE-AF Trial

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