Alejandro Cortés-Beringola, MD a, b, ⁎
Alejandro Cortés-Beringola and Lourdes Vicent are both co-lead authors of this manuscript
, Lourdes Vicent, MD, PhD a, ⁎
Alejandro Cortés-Beringola and Lourdes Vicent are both co-lead authors of this manuscript
, Roberto Martín-Asenjo, MD a, c, Elena Puerto, MD a, c, Laura Domínguez-Pérez, MD a, c, Ramón Maruri, MD a, c, Guillermo Moreno, RN, MSc a, c, d, María T. Vidán, MD, PhD d, e, f, Fernando Arribas, MD, PhD a, c, d, Héctor Bueno, MD, PhD a, c, d, g, ⁎ 
a Critical Cardiac Care Unit, Cardiology Department, Hospital Universitario 12 de Octubre and Instituto de Investigación Sanitaria Hospital 12 de Octubre (imas12), Madrid, Spain
b Cardiology Department, Hospital Universitario Infanta Leonor, Madrid, Spain
c CIBER de enfermedades CardioVasculares (CIBERCV), Madrid, Spain
d Facultad de Medicina, Universidad Complutense de Madrid, Madrid, Spain
e Department of Geriatric Medicine, Hospital General Universitario Gregorio Marañón, Madrid, Spain
f CIBER de Fragilidad y Envejecimiento Saludable (CIBERFES), Madrid, Sapin
g Centro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, Spain