Chaotic Signatures of Heart Rate Variability and Its Power Spectrum in Health, Aging and Heart Failure - Wu, Guo-Qiang; Arzeno, Natalia M.; Shen, Lin-Lin; Tang, Da-Kan; Zheng, Da-An; Zhao, Nai-Qing; Eckberg, Dwain L.; Poon, Chi-Sang (PloS one, 2009)
Keywords: Adult; Aged; Aging; Aging - physiology; Analysis; Arrhythmia; Cardiac arrhythmia; Cardiovascular Disorders/Arrhythmias, Electrophysiology, and Pacing; Cardiovascular Disorders/Coronary Artery Disease; Cardiovascular Disorders/Heart Failure; Circadian rhythm; Circadian Rhythm - physiology; Circadian rhythms; Computer engineering; Congestive heart failure; Electrocardiography; Entropy; Female; Fractals; Geriatrics; Geriatrics/Geriatric Cardiology; Health aspects; Health care; Health risks; Health sciences; Heart failure; Heart Failure - physiopathology; Heart rate; Heart Rate - physiology; Humans; Information science; Male; Mathematics/Nonlinear Dynamics; Middle Aged; Mortality; Mortality risk; Neuroscience/Theoretical Neuroscience; Noise; Nonlinear analysis; Older people; Physics/Interdisciplinary Physics; Physiology/Cardiovascular Physiology and Circulation; Physiology/Integrative Physiology; Physiology/Respiratory Physiology; Power; Random noise; Respiratory Medicine/Sleep and Ventilation Disorders; Risk assessment; Sensitivity analysis; Signatures; Sinus; Sinuses; Sleep; Sleep and wakefulness; Spectra; Spectral analysis; Stochasticity; Time series; Titration; Variability; United States--US; Virginia; Massachusetts