Classification of Valvular Heart Diseases Using Nonlinear Heart Rate Variability Indices in Concurrent Electrocardiograms, Seismocardiograms, and Gyrocardiograms
Abstract Valvular heart disease (VHD) remains a major clinical burden, while simple signal-based screening methods are limited. This study tested whether nonlinear heart rate variability (HRV) indices from concurrent electrocardiograms (ECG), seismocardiograms (SCG), and gyrocardiograms (GCG) can differentiate five VHD...