Evaluating the efficacy of photoplethysmography-derived stiffness index, sine-waveform ratio, and heart rate variability total power for cardiovascular health assessment.

Multivariate logistic regression analysis Statistical analysis revealed highly significant differences ( p < 0.001) between the CVD and healthy control groups across parameters including age, weight, SIN ratio, and various HRV metrics (TP, HF, LF) (Table 2 ).

also in 132,142 other papers