Heart Rate Fragmentation: A Symbolic Dynamical Approach

Background: We recently introduced the concept of heart rate fragmentation along with a set of metrics for its quantification. The term was coined to refer to an increase in the percentage of changes in heart rate acceleration sign, a dynamical marker of a type of anomalous variability. The effort w...

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Bibliographic Details
Main Authors: Madalena D. Costa, Roger B. Davis, Ary L. Goldberger
Format: Article
Language:English
Published: Frontiers Media S.A. 2017-11-01
Series:Frontiers in Physiology
Subjects:
Online Access:http://journal.frontiersin.org/article/10.3389/fphys.2017.00827/full