Vector flow mapping analysis of left ventricular energetic performance in healthy adult volunteers

Table 3 Correlation between the energetic parameters and other variables

Variables	ELcycle		ELsys		ELdia		KEcycle
	r	p	r	p	r	p	r	p
Age	−0.970	0.503	0.114	0.430	−0.196	0.172	−0.035	0.809
Height	−0.135	0.351	−0.056	0.697	−0.161	0.265	−0.195	0.175
Weight	−0.116	0.422	−0.037	0.797	−0.147	0.309	−0.084	0.563
BSA	−0.133	0.358	−0.05	0.730	−0.163	0.257	−0.132	0.360
HR	0.385	0.006	0.438	0.002	0.264	0.064	0.049	0.738
LVEDD	0.085	0.557	−0.025	0.861	0.139	0.334	0.006	0.969
LVESD	−0.022	0.881	−0.209	0.145	0.111	0.442	−0.042	0.771
LVFS	0.159	0.269	0.341	0.016	−0.004	0.978	0.068	0.639
E	0.448	0.001	0.076	0.598	0.542	<.0001	0.442	0.001
A	0.227	0.112	0.139	0.334	0.207	0.150	0.083	0.567
e’	0.118	0.416	−0.016	0.915	0.166	0.250	0.266	0.062

ELcycle mean energy loss over a cardiac cycle, ELsys mean value of systolic phase energy loss, ELdia mean value of diastolic energy loss, KEcycle mean kinetic energy over a cardiac cycle in the left ventricular outflow tract, BSA body surface area, HR heart rate, LVEDD left ventricular end diastolic diameter, LVESD left ventricular end systolic diameter, LVFS left ventricular fractional shortening, r correlation coefficient, p value

ISSN: 1471-2261