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Medical Specialties

Saudi Heart Association

2022

Six-minute walk test

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Myocardial Contraction Fraction Is Superior To Ejection Fraction In Predicting Functional Capacity In Patients With Heart Failure With Reduced Ejection Fraction, Yasser A. Abdellatif, Hassan A. Addow, Ramy R. Elias Mar 2022

Myocardial Contraction Fraction Is Superior To Ejection Fraction In Predicting Functional Capacity In Patients With Heart Failure With Reduced Ejection Fraction, Yasser A. Abdellatif, Hassan A. Addow, Ramy R. Elias

Journal of the Saudi Heart Association

Objectives: In this study, we aimed to evaluate the relationship between three-dimensional echocardiography (3DE)- determined myocardial contraction fraction (MCF) and functional capacity in heart failure with reduced ejection fraction (HFrEF) patients. The MCF is a volumetric index of myocardial function, defined as stroke volume ratio to myocardial volume (MV). Functional capacity was evaluated by a 6-min walk test (6MWT), and health-related quality of life (HRQOL) was assessed by the Minnesota Living with Heart Failure Questionnaire (MLHFQ). In view of cardiac remodeling, we hypothesized that MCF would be superior to left ventricular ejection fraction (LVEF) in predicting functional capacity in HFrEF …