Department of Statistics;
Western Michigan University;
Kalamazoo;
USA;
Interdisciplinary Health Sciences PhD Program;
Western Michigan University;
Kalamazoo;
USA;
Physician Assistant Program;
Western Michigan University;
Kalamazoo;
USA;
Spectrum Health Frederik Meijer Heart and Vascular Institute;
Grand Rapids;
USA;
Heart; Failure; Daily; Activity; Prognosis; Cardiac; Defibrillator;