title: The author replies.
authors.affiliation: Unidade de Terapia Intensiva do Hospital A C Camargo, São Paulo, Brasil, and Disciplina de Pneumologia, Heart Institute (InCor) Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brasil.
authors.forename: Pedro
authors.initials: P
authors.lastname: Caruso
mesh_terms: D003693:Delirium / Q000453:epidemiology*; D005260:Female; D006749:Hospital Design and Construction / Q000706:statistics & numerical data*; D006801:Humans; D007362:Intensive Care Units / Q000706:statistics & numerical data*; D008297:Male; D010362:Patients' Rooms / Q000706:statistics & numerical data*