1 Medical Intensive Care Unit, Emergency Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil; Surgical Intensive Care Unit, Anesthesiology Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil. Electronic address: andregobatto@gmail.com.
2 Medical Intensive Care Unit, Emergency Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil.
3 Trauma Intensive Care Unit, Emergency Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil.
4 Intensive Care Unit, Infectious Disease Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil.
5 Trauma Intensive Care Unit, Emergency Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil; Surgical Intensive Care Unit, Anesthesiology Department, Hospital das Clínicas, University of São Paulo Medical School, São Paulo, Brazil.