Clinical Phenotypes in Relation to Outcomes in Heart Failure Patients With Cardiac Resynchronization Therapy and Defibrillators (CRT-D): An Unsupervised Cluster Analysis.

Abstract excerpt

BACKGROUND: Patients with heart failure undergoing cardiac resynchronization therapy (CRT) are a heterogenous and complex population. OBJECTIVE: To identify different clusters of patients with CRT-D and to evaluate the associations with clinical outcomes, using cluster analysis (CAs). METHODS: Three agglomerative hierarchical CAs were performed in CRT-D patients seen between 2010 and 2019 in French hospitals....

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