Design of a new mortality indicator in acute coronary syndrome on admission to the Intensive Care Unit Herminia Lozano Gómez; Adrián Rodríguez García; María Ángeles Rodríguez Esteban; Cristina López Ferraz; María del Pilar Murcia Hernández; Alberto Fernández Zapata; Esther Villarreal Tello; Javier Ruiz Ruiz; Virginia Fraile Gutiérrez; Lorenzo Socias Crespi; Luis Alberto Pallas Beneyto; Beatriz Villanueva Anadón; Elena Porcar Rodado; Juan José Araiz Burdio;

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;

Reverse shock index multiplied by Glasgow coma scale (rSIG) to predict mortality in traumatic brain injury: systematic review and meta-analysis Gustavo Adolfo Vásquez-Tirado; Edinson Dante Meregildo-Rodríguez; Claudia Vanessa Quispe-Castañeda; María Cuadra-Campos; Wilson Marcial Guzmán-Aguilar; Percy Hernán Abanto-Montalván; Hugo Alva-Guarniz; Leslie Jacqueline Liñán-Díaz; Luis Ángel Rodríguez-Chávez;