[1] Policlin Paolo Giaccone, Dept Anaesthesia Intens Care & Emergency, Via Vespro 129, I-90127 Palermo, Italy
[2] Univ Palermo, Dept Surg Oncol & Oral Sci Di Chir OnS, Palermo, Sicilia, Italy
[3] Univ Queensland, Sch Med, Caboolture Hosp, Intens Care Units, Brisbane, Qld, Australia
[4] Univ Queensland, Sch Med, Prince Charles Hosp, Intens Care Units, Brisbane, Qld, Australia
[5] Univ New South Wales, George Inst Global Hlth, Sydney, NSW, Australia
[6] Univ Palermo, Policlin Paolo Giaccone, Dept Anaesthesia Intens Care & Emergency, Palermo, Sicilia, Italy
[7] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Dipartimento Anestesia Rianimaz & Emergenza Urgen, Milan, Italy
[8] Univ Genoa, San Martino IST Univ Hosp, Infect Dis Clin, Genoa, Liguria, Italy
[9] Univ Queensland, Redcliffe Hosp, Fac Med, Intens Care Unit, St Lucia, Qld, Australia