Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis

Introduction: Detection of paroxysmal atrial fibrillation (PAF) is crucial for secondary prevention in patients with recent strokes of unknown etiology. This systematic review and meta-analysis assess the predictive power of available risk scores for detecting new PAF after acute ischemic stroke (AI...

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Main Authors: Sina Kazemian, Diana Zarei, Ali Bozorgi, Saman Nazarian, Mahbod Issaiy, Hamed Tavolinejad, Ozra Tabatabaei-Malazy, Haleh Ashraf
Format: Article
Language:English
Published: Elsevier 2024-06-01
Series:International Journal of Cardiology. Cardiovascular Risk and Prevention
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S277248752400014X
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author Sina Kazemian
Diana Zarei
Ali Bozorgi
Saman Nazarian
Mahbod Issaiy
Hamed Tavolinejad
Ozra Tabatabaei-Malazy
Haleh Ashraf
author_facet Sina Kazemian
Diana Zarei
Ali Bozorgi
Saman Nazarian
Mahbod Issaiy
Hamed Tavolinejad
Ozra Tabatabaei-Malazy
Haleh Ashraf
author_sort Sina Kazemian
collection DOAJ
description Introduction: Detection of paroxysmal atrial fibrillation (PAF) is crucial for secondary prevention in patients with recent strokes of unknown etiology. This systematic review and meta-analysis assess the predictive power of available risk scores for detecting new PAF after acute ischemic stroke (AIS). Methods: PubMed, Embase, Scopus, and Web of Science databases were searched until September 2023 to identify relevant studies. A bivariate random effects meta-analysis model pooled data on sensitivity, specificity, and area under the curve (AUC) for each score. The QUADAS-2 tool was used for the quality assessment. Results: Eventually, 21 studies with 18 original risk scores were identified. Age, left atrial enlargement, and NIHSS score were the most common predictive factors, respectively. Seven risk scores were meta-analyzed, with iPAB showing the highest pooled sensitivity and AUC (sensitivity: 89.4%, specificity: 74.2%, AUC: 0.83), and HAVOC having the highest pooled specificity (sensitivity: 46.3%, specificity: 82.0%, AUC: 0.82). Altogether, seven risk scores displayed good discriminatory power (AUC ≥0.80) with four of them (HAVOC, iPAB, Fujii, and MVP scores) being externally validated. Conclusion: Available risk scores demonstrate moderate to good predictive accuracy and can help identify patients who would benefit from extended cardiac monitoring after AIS. External validation is essential before widespread clinical adoption.
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spelling doaj.art-35682ea82a4b4bebbe65d14d72c980b72024-03-10T05:13:25ZengElsevierInternational Journal of Cardiology. Cardiovascular Risk and Prevention2772-48752024-06-0121200249Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysisSina Kazemian0Diana Zarei1Ali Bozorgi2Saman Nazarian3Mahbod Issaiy4Hamed Tavolinejad5Ozra Tabatabaei-Malazy6Haleh Ashraf7Cardiac Primary Prevention Research Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Department of Cardiac Electrophysiology, Tehran Heart Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Students' Scientific Research Center, Tehran University of Medical Sciences, Tehran, IranAdvanced Diagnostic and Interventional Radiology Research Center (ADIR), Tehran University of Medical Sciences, Tehran, IranDepartment of Cardiac Electrophysiology, Tehran Heart Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, IranSection of Cardiac Electrophysiology, Division of Cardiovascular Medicine, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, PA, USAAdvanced Diagnostic and Interventional Radiology Research Center (ADIR), Tehran University of Medical Sciences, Tehran, IranDepartment of Cardiac Electrophysiology, Tehran Heart Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, IranNon-Communicable Diseases Research Center, Endocrinology and Metabolism Population Sciences Institute, Tehran University of Medical Sciences, Tehran, IranCardiac Primary Prevention Research Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Corresponding author. Tehran Heart Center, Kargar St. Jalal al-Ahmad Cross, Tehran, Iran.Introduction: Detection of paroxysmal atrial fibrillation (PAF) is crucial for secondary prevention in patients with recent strokes of unknown etiology. This systematic review and meta-analysis assess the predictive power of available risk scores for detecting new PAF after acute ischemic stroke (AIS). Methods: PubMed, Embase, Scopus, and Web of Science databases were searched until September 2023 to identify relevant studies. A bivariate random effects meta-analysis model pooled data on sensitivity, specificity, and area under the curve (AUC) for each score. The QUADAS-2 tool was used for the quality assessment. Results: Eventually, 21 studies with 18 original risk scores were identified. Age, left atrial enlargement, and NIHSS score were the most common predictive factors, respectively. Seven risk scores were meta-analyzed, with iPAB showing the highest pooled sensitivity and AUC (sensitivity: 89.4%, specificity: 74.2%, AUC: 0.83), and HAVOC having the highest pooled specificity (sensitivity: 46.3%, specificity: 82.0%, AUC: 0.82). Altogether, seven risk scores displayed good discriminatory power (AUC ≥0.80) with four of them (HAVOC, iPAB, Fujii, and MVP scores) being externally validated. Conclusion: Available risk scores demonstrate moderate to good predictive accuracy and can help identify patients who would benefit from extended cardiac monitoring after AIS. External validation is essential before widespread clinical adoption.http://www.sciencedirect.com/science/article/pii/S277248752400014XAcute ischemic strokeCryptogenic strokeParoxysmal atrial fibrillationRisk scoreRisk stratification
spellingShingle Sina Kazemian
Diana Zarei
Ali Bozorgi
Saman Nazarian
Mahbod Issaiy
Hamed Tavolinejad
Ozra Tabatabaei-Malazy
Haleh Ashraf
Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis
International Journal of Cardiology. Cardiovascular Risk and Prevention
Acute ischemic stroke
Cryptogenic stroke
Paroxysmal atrial fibrillation
Risk score
Risk stratification
title Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis
title_full Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis
title_fullStr Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis
title_full_unstemmed Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis
title_short Risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack: A systematic review and meta-analysis
title_sort risk scores for prediction of paroxysmal atrial fibrillation after acute ischemic stroke or transient ischemic attack a systematic review and meta analysis
topic Acute ischemic stroke
Cryptogenic stroke
Paroxysmal atrial fibrillation
Risk score
Risk stratification
url http://www.sciencedirect.com/science/article/pii/S277248752400014X
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