{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,17]],"date-time":"2026-02-17T21:31:00Z","timestamp":1771363860391,"version":"3.50.1"},"reference-count":20,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2013,7,24]],"date-time":"2013-07-24T00:00:00Z","timestamp":1374624000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clin Physio Funct Imaging"],"published-print":{"date-parts":[[2014,3]]},"abstract":"<jats:title>Summary<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Atrial fibrillation (<jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content>) is common in idiopathic dilated cardiomyopathy (<jats:styled-content style=\"fixed-case\">IDC<\/jats:styled-content>). We explored the clinical characteristics of <jats:styled-content style=\"fixed-case\">IDC<\/jats:styled-content> patients with chronic <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> compared with those with sinus rhythm (<jats:styled-content style=\"fixed-case\">SR<\/jats:styled-content>).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A group of patients with <jats:styled-content style=\"fixed-case\">IDC<\/jats:styled-content> underwent extensive non\u2010invasive and invasive evaluation during a hospitalization period. The patients were further divided into two groups with <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>19) and <jats:styled-content style=\"fixed-case\">SR<\/jats:styled-content> (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>68).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Left atrial diameter was greater (<jats:italic>P<\/jats:italic>&lt;0\u00b7001), left ventricular end\u2010diastolic diameter smaller (<jats:italic>P<\/jats:italic>&lt;0\u00b705), left ventricular end\u2010diastolic and end\u2010systolic volumes smaller (<jats:italic>P<\/jats:italic>&lt;0\u00b701 for all), mean pulmonary artery pressure and pulmonary capillary wedge pressure higher <jats:italic>(P<\/jats:italic>&lt;0\u00b705 for both), cardiac output and maximal oxygen consumption lower (<jats:italic>P<\/jats:italic>&lt;0\u00b701 and <jats:italic>P<\/jats:italic>&lt;0\u00b705, respectively), and the levels of <jats:styled-content style=\"fixed-case\">N<\/jats:styled-content>\u2010terminal pro\u2010brain natriuretic peptide and interleukin\u20106 higher (<jats:italic>P<\/jats:italic>&lt;0\u00b705 for both) in <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> group compared with <jats:styled-content style=\"fixed-case\">SR<\/jats:styled-content> group. Left ventricular ejection fraction and left ventricular end\u2010diastolic pressure were similar in both groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>In spite of otherwise more unfavourable prognostic factor profile, left ventricular size was observed to be smaller in chronic <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> compared with <jats:styled-content style=\"fixed-case\">SR<\/jats:styled-content> in well\u2010characterized patients with <jats:styled-content style=\"fixed-case\">IDC<\/jats:styled-content>. The confirmation and possible explainers of this paradoxical phenomenon need further studies in larger patient cohorts.<\/jats:p><\/jats:sec>","DOI":"10.1111\/cpf.12075","type":"journal-article","created":{"date-parts":[[2013,7,24]],"date-time":"2013-07-24T18:15:38Z","timestamp":1374689738000},"page":"133-137","source":"Crossref","is-referenced-by-count":11,"title":["Idiopathic dilated cardiomyopathy and chronic atrial fibrillation"],"prefix":"10.1111","volume":"34","author":[{"given":"Petri O.","family":"Tuomainen","sequence":"first","affiliation":[{"name":"Department of Internal Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"},{"name":"Heart Center Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jarkko","family":"Magga","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"},{"name":"Heart Center Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jan","family":"Fedacko","sequence":"additional","affiliation":[{"name":"Center of Preventive and Sports Medicine Safarik University and Pasteur Hospital Kosice Slovakia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Satu","family":"K\u00e4rkk\u00e4inen","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"},{"name":"Heart Center Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kati","family":"Miettinen","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Esko","family":"Vanninen","sequence":"additional","affiliation":[{"name":"Department of Clinical Physiology and Nuclear Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Johanna","family":"Kuusisto","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Keijo J.","family":"Peuhkurinen","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine Kuopio University Hospital and University of Eastern Finland Kuopio Finland"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2013,7,24]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1373\/clinchem.2004.032490"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1373\/clinchem.2004.039891"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1053\/euhj.2001.3157"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1007\/s12265-011-9344-5"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0735-1097(97)00254-4"},{"key":"e_1_2_8_7_1","first-page":"E45","article-title":"C\u2010reactive protein and atrial fibrillation in idiopathic dilated cardiomyopathy","volume":"9","author":"Dai S","year":"2009","journal-title":"Clin Cardiol"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0735-1097(98)00297-6"},{"key":"e_1_2_8_9_1","first-page":"536","article-title":"Prevalence, signification and prognosis of auricular arrhythmia in dilated myocardiopathies. 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