Prospective Study
Copyright ©The Author(s) 2015.
World J Cardiol. Nov 26, 2015; 7(11): 801-807
Published online Nov 26, 2015. doi: 10.4330/wjc.v7.i11.801
Figure 5
Figure 5 Bland - Altman plot of differences in left ventricular outflow tract velocity time-integral at optimal AV delay measured by echocardiography and QuickOpt. LVOT: Left ventricular outflow tract; VTI: Velocity time-integral.