Table 3.

Correlation between parameters of AR severity using echocardiography (TTE) and cardiac magnetic resonance (CMR).

Variable	rs	p Value
Regurgitant volume by CMR
vena contracta width	0.18	0.07
3D VCA	0.48	<0.001
DFR velocity in descending aorta	0.62	<0.001
RV by TTE volumetric method	0.50	<0.001
RF by TTE volumetric method	0.44	<0.001
Regurgitant fraction by CMR
vena contracta width	0.05	0.62
3D VCA	0.38	<0.001
DFR velocity in descending aorta	0.50	<0.001
RV by TTE volumetric method	0.43	<0.001
RF by TTE volumetric method	0.40	<0.001
LV EDV by CMR and by TTE	0.78	<0.001
LV ESV by CMR and by TTE	0.73	<0.001
LV ejection fraction by CMR and by TTE	0.44	0.001

TTE: transthoracic echocardiography, CMR: cardiac magnetic resonance, 3D VCA: three-dimensional vena contracta area, DFR: diastolic flow reversal, RV: regurgitant volume, RF: regurgitant fraction, EDV: end diastolic volume, ESV: end systolic volume, LV: left ventricle, r_s: Spearman’s correlation coefficient.