{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,3]],"date-time":"2026-07-03T11:15:34Z","timestamp":1783077334469,"version":"3.54.6"},"reference-count":22,"publisher":"Elsevier BV","issue":"7","license":[{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["The American Journal of Cardiology"],"published-print":{"date-parts":[[2013,4]]},"DOI":"10.1016\/j.amjcard.2012.12.021","type":"journal-article","created":{"date-parts":[[2013,1,18]],"date-time":"2013-01-18T11:16:03Z","timestamp":1358507763000},"page":"1002-1011","source":"Crossref","is-referenced-by-count":56,"title":["Clinical Significance of the Assessment of the Systolic and Diastolic Myocardial Function of the Left Atrium in Patients With Paroxysmal Atrial Fibrillation and Low CHADS2 Index Treated With Catheter Ablation Therapy"],"prefix":"10.1016","volume":"111","author":[{"given":"Daniel A.","family":"Morris","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Abdul","family":"Parwani","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Martin","family":"Huemer","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander","family":"Wutzler","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tarek","family":"Bekfani","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Philipp","family":"Attanasio","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Katharina","family":"Friedrich","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"York","family":"K\u00fchnle","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wilhelm","family":"Haverkamp","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Leif-Hendrik","family":"Boldt","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.amjcard.2012.12.021_bib1","doi-asserted-by":"crossref","first-page":"d124","DOI":"10.1136\/bmj.d124","article-title":"Validation of risk stratification schemes for predicting stroke and thromboembolism in patients with atrial fibrillation: nationwide cohort study","volume":"342","author":"Olesen","year":"2011","journal-title":"Br Med J"},{"key":"10.1016\/j.amjcard.2012.12.021_bib2","doi-asserted-by":"crossref","first-page":"319","DOI":"10.1161\/CIRCEP.111.966713","article-title":"Reliable identification of \u201ctruly low\u201d thromboembolic risk in patients initially diagnosed with \u201clone\u201d atrial fibrillation: the Belgrade Atrial Fibrillation Study","volume":"5","author":"Potpara","year":"2012","journal-title":"Circ Arrhythm Electrophysiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib3","doi-asserted-by":"crossref","first-page":"1172","DOI":"10.1160\/TH12-03-0175","article-title":"The value of the CHA2DS2-VASc score for refining stroke risk stratification in patients with atrial fibrillation with a CHADS2 score 0\u20131: a nationwide cohort study","volume":"107","author":"Olesen","year":"2012","journal-title":"Thromb Haemost"},{"key":"10.1016\/j.amjcard.2012.12.021_bib4","doi-asserted-by":"crossref","first-page":"2380","DOI":"10.1016\/j.jacc.2011.08.045","article-title":"CHADS2 and CHA2DS2-VASc scores in the prediction of clinical outcomes in patients with atrial fibrillation after catheter ablation","volume":"58","author":"Chao","year":"2011","journal-title":"J\u00a0Am Coll Cardiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib5","doi-asserted-by":"crossref","first-page":"197","DOI":"10.1007\/s10840-011-9560-6","article-title":"Left atrial reservoir function predicts atrial fibrillation recurrence after catheter ablation: a two-dimensional speckle strain study","volume":"31","author":"Mirza","year":"2011","journal-title":"J\u00a0Interv Card Electrophysiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib6","doi-asserted-by":"crossref","first-page":"247","DOI":"10.1111\/j.1540-8167.2011.02177.x","article-title":"Left atrial deformation imaging with ultrasound based two-dimensional speckle-tracking predicts the rate of recurrence of paroxysmal and persistent atrial fibrillation after successful ablation procedures","volume":"23","author":"Hammerstingl","year":"2012","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib7","doi-asserted-by":"crossref","first-page":"1397","DOI":"10.1093\/eurheartj\/ehn168","article-title":"Strain rate imaging for functional quantification of the left atrium: atrial deformation predicts the maintenance of sinus rhythm after catheter ablation of atrial fibrillation","volume":"29","author":"Schneider","year":"2008","journal-title":"Eur Heart J"},{"key":"10.1016\/j.amjcard.2012.12.021_bib8","doi-asserted-by":"crossref","first-page":"e269","DOI":"10.1161\/CIR.0b013e318214876d","volume":"123","author":"Fuster","year":"2011","journal-title":"Circulation"},{"key":"10.1016\/j.amjcard.2012.12.021_bib9","doi-asserted-by":"crossref","first-page":"632","DOI":"10.1016\/j.hrthm.2011.12.016","volume":"9","author":"Calkins","year":"2012","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.amjcard.2012.12.021_bib10","doi-asserted-by":"crossref","first-page":"e1","DOI":"10.1016\/j.jacc.2008.05.007","article-title":"2008 focused update incorporated into the ACC\/AHA 2006 guidelines for the management of patients with valvular heart disease","volume":"52","author":"Bonow","year":"2008","journal-title":"J\u00a0Am Coll Cardiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib11","doi-asserted-by":"crossref","first-page":"1440","DOI":"10.1016\/j.echo.2005.10.005","volume":"18","author":"Lang","year":"2005","journal-title":"J\u00a0Am Soc Echocardiogr"},{"key":"10.1016\/j.amjcard.2012.12.021_bib12","doi-asserted-by":"crossref","first-page":"651","DOI":"10.1016\/j.echo.2011.02.004","article-title":"Left atrial systolic and diastolic dysfunction in heart failure with normal left ventricular ejection fraction","volume":"24","author":"Morris","year":"2011","journal-title":"J\u00a0Am Soc Echocardiogr"},{"key":"10.1016\/j.amjcard.2012.12.021_bib13","doi-asserted-by":"crossref","first-page":"556","DOI":"10.1093\/ehjci\/jes042","article-title":"Myocardial systolic and diastolic consequences of left ventricular mechanical dyssynchrony in heart failure with normal left ventricular ejection fraction","volume":"13","author":"Morris","year":"2012","journal-title":"Eur Heart J Cardiovasc Imaging"},{"key":"10.1016\/j.amjcard.2012.12.021_bib14","doi-asserted-by":"crossref","first-page":"107","DOI":"10.1016\/j.echo.2008.11.023","article-title":"Recommendations for the evaluation of left ventricular diastolic function by echocardiography","volume":"22","author":"Nagueh","year":"2009","journal-title":"J\u00a0Am Soc Echocardiogr"},{"key":"10.1016\/j.amjcard.2012.12.021_bib15","doi-asserted-by":"crossref","first-page":"898","DOI":"10.1016\/j.echo.2011.04.014","article-title":"Early detection of left atrial strain abnormalities by speckle-tracking in hypertensive and diabetic patients with normal left atrial size","volume":"24","author":"Mondillo","year":"2011","journal-title":"J\u00a0Am Soc Echocardiogr"},{"key":"10.1016\/j.amjcard.2012.12.021_bib16","doi-asserted-by":"crossref","first-page":"988","DOI":"10.1111\/j.1540-8167.2009.01481.x","article-title":"Warfarin is not needed in low-risk patients following atrial fibrillation ablation procedures","volume":"20","author":"Bunch","year":"2009","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib17","doi-asserted-by":"crossref","first-page":"1768","DOI":"10.1161\/STROKEAHA.110.609297","article-title":"Improving stroke risk stratification using the CHADS2 and CHA2DS2-VASc risk scores in patients with paroxysmal atrial fibrillation by continuous arrhythmia burden monitoring","volume":"42","author":"Boriani","year":"2011","journal-title":"Stroke"},{"key":"10.1016\/j.amjcard.2012.12.021_bib18","doi-asserted-by":"crossref","first-page":"222","DOI":"10.1016\/j.amjcard.2012.03.017","article-title":"Role of CHADS2 score in evaluation of thromboembolic risk and mortality in patients with atrial fibrillation undergoing direct current cardioversion (from the ACUTE trial substudy)","volume":"110","author":"Yarmohammadi","year":"2012","journal-title":"Am J Cardiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib19","doi-asserted-by":"crossref","first-page":"1500","DOI":"10.1093\/eurheartj\/ehr488","article-title":"Evaluation of risk stratification schemes for ischaemic stroke and bleeding in 182 678 patients with atrial fibrillation: the Swedish Atrial Fibrillation cohort study","volume":"33","author":"Friberg","year":"2012","journal-title":"Eur Heart J"},{"key":"10.1016\/j.amjcard.2012.12.021_bib20","doi-asserted-by":"crossref","first-page":"36","DOI":"10.1111\/j.1540-8167.2011.02141.x","article-title":"Anticoagulant therapy and risk of cerebrovascular events after catheter ablation of atrial fibrillation in the elderly","volume":"23","author":"Guiot","year":"2012","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.amjcard.2012.12.021_bib21","doi-asserted-by":"crossref","first-page":"1758","DOI":"10.1161\/CIRCULATIONAHA.108.811877","article-title":"Detection and quantification of left atrial structural remodeling with delayed-enhancement magnetic resonance imaging in patients with atrial fibrillation","volume":"119","author":"Oakes","year":"2009","journal-title":"Circulation"},{"key":"10.1016\/j.amjcard.2012.12.021_bib22","doi-asserted-by":"crossref","first-page":"231","DOI":"10.1161\/CIRCIMAGING.109.865683","article-title":"Left atrial strain and strain rate in patients with paroxysmal and persistent atrial fibrillation. Relationship to left atrial structural remodeling detected by delayed-enhancement MRI","volume":"3","author":"Kuppahally","year":"2010","journal-title":"Circ Cardiovasc Imaging"}],"container-title":["The American Journal of Cardiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002914912025659?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002914912025659?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2018,10,19]],"date-time":"2018-10-19T08:03:19Z","timestamp":1539936199000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0002914912025659"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013,4]]},"references-count":22,"journal-issue":{"issue":"7","published-print":{"date-parts":[[2013,4]]}},"alternative-id":["S0002914912025659"],"URL":"https:\/\/doi.org\/10.1016\/j.amjcard.2012.12.021","relation":{},"ISSN":["0002-9149"],"issn-type":[{"value":"0002-9149","type":"print"}],"subject":[],"published":{"date-parts":[[2013,4]]}}}