1000 Ventricular-vascular coupling is independently associated with exercise capacity in patients with ischemic cardiomyopathy: a cardiac multi-modality imaging study

Table 1 Univariate and multivariate predictors pf MVO₂/peak HR.

	MVO₂/peak HR
	Correlation coefficient (rho)	P value	Multivariate analysis P value
Clinical characteristics
Age	-0.006	0.9
Gender	0.1	0.5
NYHA class	-0.14	0.4
Baseline SBP	0.22	0.16
Baseline DBP	-0.02	0.9
Echocardiographic and CMR features
E max	-0.39	0.009	0.1
E/A ratio	-0.23	0.1
E wave deceleration time	0.35	0.02	0.5
CMR features
LV end-systolic volume	-0.41	0.006	0.9
LV end-diastolic volume	-0.28	0.07
Stroke volume	0.14	0.3
LV ejection fraction	0.36	0.02	0.6
Ventricular vascular coupling	0.45	0.002	0.001
Ea	-0.28	0.09
Ees	0.39	0.009

NYHA indicates New York Heart Association; SBP, systolic blood pressure; DBP, diastolic blood pressure; E max, mitral E wave velocity; LV, left ventricle; Ea, Arterial elastance; Ees, left ventricular systolic elastance.

ISSN: 1532-429X