1 Department of Anesthesia and Perioperative Medicine, St Pierre University Hospital, Université Libre de Bruxelles, Brussels, Belgium. Electronic address: daniel.patricio@stpierre-bru.be.
2 Department of Anesthesiology and Intensive Care, Klinikum Aschaffenburg-Alzenau, Frankfurt University and Wuerzburg University, Aschaffenburg, Germany.
3 Department of Anesthesiology and Intensive Care, Hôpitaux Universitaires Paris-Saclay, Université Paris-Saclay, Hôpital Paul-Brousse, Assistance Publique Hôpitaux de Paris, Villejuif, France; Outcomes Research Consortium, Cleveland, OH, USA.