{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,16]],"date-time":"2026-10-16T19:00:49Z","timestamp":1792177249429,"version":"4.4.0"},"reference-count":20,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2014,4,17]],"date-time":"2014-04-17T00:00:00Z","timestamp":1397692800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"HELLENIC CARDIOLOGICAL SOCIETY","award":["19072010"],"award-info":[{"award-number":["19072010"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Noninvasive Electrocardiol"],"published-print":{"date-parts":[[2014,9]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Multifocal atrial tachycardias confer an adverse prognosis in hospitalized patients. We assessed the prognostic impact of multifocal atrial rhythms (MARs\u2014either chaotic atrial rhythm or multifocal atrial tachycardia\/bradycardia) in very elderly outpatients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>One hundred ten subjects aged 60\u201374 years, 112 aged 75\u201389 years, and 61 over 90 years old, were enrolled and prospectively evaluated. Several demographic and clinical characteristic were recorded in all individuals.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A high prevalence of MARs was detected in the study population (namely, 6%), which in subjects &gt;90 years was even higher (15%). Individuals with MARs were older, more often female and less active. In multivariate analysis, independent predictors of MARs were age (OR = 1.07, 95% CI: 1.02\u20131.13, P = 0.01) and female sex (OR = 4.77, 95% CI: 1.23\u201318.48, P = 0.02). The mortality rate during the follow\u2010up period was 8.4% without differences between age groups (P = 0.209). In particular, mortality rate was 6% in individuals with MARs and 9% in those without (P = 0.72). Mortality was associated with age (OR 1.07, 95% CI: 1.02\u20131.12, P = 0.005) and history of cardiovascular disease at baseline (OR 4.57, 95% CI: 1.87\u201311.2 P = 0.001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Contrary to hospitalized individuals with multifocal atrial tachycardias, MARs were not associated with increased mortality in elderly outpatients in this study.<\/jats:p><\/jats:sec>","DOI":"10.1111\/anec.12165","type":"journal-article","created":{"date-parts":[[2014,4,17]],"date-time":"2014-04-17T11:22:34Z","timestamp":1397733754000},"page":"483-489","source":"Crossref","is-referenced-by-count":12,"title":["The Natural History of Multifocal Atrial Rhythms in Elderly Outpatients: Insights from the \u201cIkaria Study\u201d"],"prefix":"10.1111","volume":"19","author":[{"given":"George","family":"Lazaros","sequence":"first","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christina","family":"Chrysohoou","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Evaggelos","family":"Oikonomou","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dimitrios","family":"Tsiachris","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Savvas","family":"Mazaris","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erifili","family":"Venieri","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kostas","family":"Zisimos","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marina","family":"Zaromytidou","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Maria","family":"Kariori","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stamatis","family":"Kioufis","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christos","family":"Pitsavos","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christodoulos","family":"Stefanadis","sequence":"additional","affiliation":[{"name":"1st Cardiology Department University of Athens Medical School \u201cHippokration\u201d Hospital  Athens 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