The variables left atrium / aortic root ratio (LA / Ao), peak
E wave velocity (E Pvel), mitral A wave and E / A ratio, ratio of MRA / LA, VC, Doppler cardiac index (Doppler CI) and end - systolic volume (ESV) were recorded.
17 Salvi P, Lio G, Labat C, Ricci
E, Pannier B, Benetos A. Validation of a new non-invasive portable tonometer for determining arterial pressure
wave and pulse
wave velocity: the Pulse Pen device.