Differential impact of ventricular-arterial coupling on left ventricular function in patients with acute myocardial infarction: a comparison between preserved and reduced ejection fraction

Table 4 Correlations of E’ velocity, E/E’ ratio and LV GLS with hemodynamic data

Variable	E’ velocity			E/E’ ratio			LV GLS
	All	Reduced EF	Preserved EF	All	Reduced EF	Preserved EF	All	Reduced EF	Preserved EF
SVRI	–0.263^*	–0.275	–0.246	0.050	0.103	–0.006	0.290^*	0.083	0.282^*
TACI	0.143	–0.029	0.146	–0.198	–0.224	–0.182	–0.163	0.239	–0.278^*
E_LVI	–0.036	–0.409^*	0.017	0.026	–0.099	0.075	0.000	0.002	0.009
E_AI	–0.300^*	–0.284	–0.272^*	0.101	0.134	0.071	0.381^*	0.210	0.394^*
VAC	–0.351^*	0.131	–0.375^*	0.106	0.405^*	–0.044	0.521^*	0.281	0.506^*
Zc	–0.179	0.054	–0.278^*	0.225^*	0.220	0.235	0.039	–0.355	0.341^*
RM	–0.135	0.009	–0.131	–0.067	–0.200	–0.016	0.189	0.468^*	–0.070

LV left ventricular, GLS global longitudinal strain, SVRI systemic vascular resistance index, TACI total arterial compliance index, E_LVI left ventricular end-systolic elastance index, E_AI effective arterial elastance index, VAC ventricular-arterial coupling, Zc characteristic impedance; RM, reflection magnitude
^*P < 0.05

ISSN: 2586-7296