Intrarater and interrater reliability of the Clinical Frailty Scale-Es and FRAIL-Es in critically ill patients Susana Arias-Rivera; María Mar Sánchez-Sánchez; Raquel Jareño-Collado; Marta Raurell-Torredà; Lorena Oteiza-López; Sonia López-Cuenca; Israel John Thuissard-Vasallo; Fernando Frutos-Vivar;

The impact of frailty on mortality in older patients admitted to an Intensive Care Unit L. Pasin; S. Boraso; G. Golino; B.S. Fakhr; I. Tiberio; C. Trevisan;

Analysis of frailty as a prognostic factor independent of age: A prospective observational study Rosario Molina Lobo; Federico Gordo Vidal; Lola Prieto López; Inés Torrejón Pérez; Antonio Naharro Abellán; Irene Salinas Gabiña; Beatriz Lobo Valbuena;