Abstract
Dynamics analysis of RR interval behavior and traditional measures of heart rate variability were compared between postinfarction patients with and without vulnerability to ventricular tachyarrhythmias in a case-control study. Short-term fractal correlation of heart rate dynamics was better than traditional measures of heart rate variability in differentiating patients with and without life-threatening arrhythmias.
Publication types
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Comparative Study
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Aged
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Case-Control Studies
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Electrocardiography*
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Female
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Heart Rate*
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Humans
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Male
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Middle Aged
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Myocardial Infarction / complications
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Myocardial Infarction / physiopathology*
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Predictive Value of Tests
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Retrospective Studies
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Tachycardia, Ventricular / diagnosis*
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Tachycardia, Ventricular / etiology