{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,2]],"date-time":"2026-04-02T16:41:00Z","timestamp":1775148060367,"version":"3.50.1"},"reference-count":29,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2021,1,9]],"date-time":"2021-01-09T00:00:00Z","timestamp":1610150400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Cardiovasc electrophysiol"],"published-print":{"date-parts":[[2021,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>Given that few studies investigated the efficacy of catheter ablation (CA) in patients with paroxysmal atrial fibrillation (AF) and atrial septal defect (ASD), this study evaluated its effectiveness in patients with paroxysmal AF and ASD.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods and Results<\/jats:title><jats:p>Of the 216 patients who underwent ASD device closure at two hospitals, 36 patients had paroxysmal AF. After April 2012, CA for AF was performed before ASD device closure (ASD\u2010CA group; <jats:italic>n<\/jats:italic>\u2009=\u200920). The ASD\u2010CA group had a significantly higher AF\u2010free survival rate after ASD device closure compared to patients without CA for AF before ASD device closure (ASD\u2010non\u2010CA group; <jats:italic>n<\/jats:italic>\u2009=\u200916) (ASD\u2010CA group: 2 patients vs. ASD\u2010non\u2010CA group: 9 patients; follow\u2010up period: 4.2\u2009\u00b1\u20092.5 years; log\u2010rank <jats:italic>p<\/jats:italic>\u2009=\u2009.01). In addition, the AF\u2010free survival rates were similar between the ASD\u2010CA group and 80 paroxysmal AF patients who underwent CA without any detectable structural heart disease (non\u2010SHD\u2010CA group). The two groups were matched by propensity scores for age, sex, and left atrium dimension (ASD\u2010CA group: 2 patients vs. non\u2010SHD\u2010CA group: 5 patients; follow\u2010up period: 3.3\u2009\u00b1\u20091.8 years; log\u2010rank <jats:italic>p<\/jats:italic>\u2009=\u2009.28).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>CA for AF before ASD device closure might be an effective treatment option for patients with paroxysmal AF and ASD.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jce.14862","type":"journal-article","created":{"date-parts":[[2020,12,31]],"date-time":"2020-12-31T16:16:26Z","timestamp":1609431386000},"page":"279-286","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":9,"title":["Efficacy of catheter ablation for patients with atrial fibrillation and atrial septal defect"],"prefix":"10.1111","volume":"32","author":[{"given":"Masataka","family":"Ogiso","sequence":"first","affiliation":[{"name":"Department of Cardiology Tokyo Women's Medical University  Tokyo Japan"},{"name":"Department of Pediatric Cardiology and Adult Congenital Cardiology Tokyo Women's Medical University  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3195-9666","authenticated-orcid":false,"given":"Koichiro","family":"Ejima","sequence":"additional","affiliation":[{"name":"Department of Cardiology Tokyo Women's Medical University  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1772-6823","authenticated-orcid":false,"given":"Morio","family":"Shoda","sequence":"additional","affiliation":[{"name":"Department of Cardiology Tokyo Women's Medical University  Tokyo 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