{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T22:24:32Z","timestamp":1787955872320,"version":"build-2784847793"},"reference-count":24,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2019,1,19]],"date-time":"2019-01-19T00:00:00Z","timestamp":1547856000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"The Scientific and Technological Research Council of Turkey","award":["BIDEB-2219"],"award-info":[{"award-number":["BIDEB-2219"]}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Noninvasive Electrocardiol"],"published-print":{"date-parts":[[2019,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Early repolarization patterns (ERP) have been found to be associated with poor cardiovascular end points. We aimed to evaluate the ERP prevalence among patients with structurally normal hearts undergoing radiofrequency (RF) pulmonary vein isolation (PVI) for paroxysmal atrial fibrillation (AF) ablation and its association with the AF recurrence.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>All consecutive patients who underwent RF\u2010PVI as index procedure for paroxysmal AF in our center were evaluated. Exclusion criteria: structural heart disease, ongoing use of Class I\/III antiarrhythmics, complete\u2010bundle\u2010branch\u2010block. Lateral (I, aVL, V<jats:sub>5<\/jats:sub>\u2013V<jats:sub>6<\/jats:sub>), inferior (II, III, aVF), or infero\u2010lateral (both) ERP were defined in baseline ECG as horizontal\/downsloping J\u2010point elevation \u22651\u00a0mm in two consecutive leads with QRS slurring\/notching. Documented episodes of AF lasting \u226530\u00a0s were considered recurrence.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Of 701 cases, 434 patients (305 males, 58\u00a0\u00b1\u00a011\u00a0years) were included for analysis. ERP observed in 67 patients (15.4%) (Infero\u2010lateral <jats:italic>n<\/jats:italic>\u00a0=\u00a026, inferior <jats:italic>n<\/jats:italic>\u00a0=\u00a023, lateral <jats:italic>n<\/jats:italic>\u00a0=\u00a018) which were significantly younger, demonstrating longer PR\u2010interval and lower heart rates. At a mean follow\u2010up of 22.1\u00a0\u00b1\u00a09.7\u00a0months, AF recurrences were found in 107 patients (24.6%). In middle\u2010aged patients (\u226540\u2013&lt;60\u00a0years; <jats:italic>n<\/jats:italic>\u00a0=\u00a0206, 79% male), those with an infero\u2010lateral ERP had higher recurrence compared with the ones without (56.3% vs. 19%; <jats:italic>p<\/jats:italic>\u00a0=\u00a00.002). Infero\u2010lateral ERP was significantly predicting recurrence (HR 2.42, 95% CI 1.21\u20134.82; <jats:italic>p<\/jats:italic>\u00a0=\u00a00.01).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Early repolarization patterns was more prevalent in our AF population than in the general population. Infero\u2010lateral ERP in baseline ECG might predict AF recurrence in the follow\u2010up after RF\u2010PVI in middle\u2010aged patients.<\/jats:p><\/jats:sec>","DOI":"10.1111\/anec.12627","type":"journal-article","created":{"date-parts":[[2019,1,19]],"date-time":"2019-01-19T19:52:18Z","timestamp":1547927538000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Early repolarization pattern as a predictor of atrial fibrillation recurrence following radiofrequency pulmonary vein isolation"],"prefix":"10.1111","volume":"24","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6080-8608","authenticated-orcid":false,"given":"Burak","family":"Hunuk","sequence":"first","affiliation":[{"name":"Department of Cardiology Yeditepe University School of Medicine Istanbul 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