The mortality rate of elderly people admitted to the emergency room of a university hospital in Western Paraná, admitted to the Intensive Care Unit (ICU) and undergoing mechanical ventilation. Research, Society and Development, [S. l.], v. 14, n. 2, p. e8014248267, 2025. DOI: 10.33448/rsd-v14i2.48267. Disponível em: https://rsdjournal.org/rsd/article/view/48267. Acesso em: 5 dec. 2025.