Validity of the FRAIL-España scale for critically ill patients Susana Arias-Rivera; Fernando Frutos-Vivar; María Nieves Moro-Tejedor; María Mar Sánchez-Sánchez; Emilia Romero-de San Pío; Yeray Gabriel Santana-Padilla; Gemma Via-Clavero; María del Rosario Villar-Redondo; María Jesús Frade-Mera; Mónica Juncos-Gozalo; Elisabet Gallart-Vivé; Marta Raurell-Torredà;

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;

Did intubation procedures for critically ill patients without SARS-CoV-2 infection change during the pandemic? Secondary analysis of the INTUPROS multicenter study José Luis García-Garmendia; Josep Trenado-Álvarez; Federico Gordo-Vidal; Elena Gordillo-Escobar; Esther Martínez-Barrios; Fernando Onieva-Calero; Víctor Sagredo-Meneses; Emilio Rodríguez-Ruiz; Rafael Ángel Bohollo-de-Austria; José Moreno-Quintana; María Isabel Ruiz-García; José Garnacho-Montero;