From the Department of Anaesthesiology and Intensive Care Medicine, University Hospital of Besancon (JC, ED, TL, VS, SP-F, ES, GB), EA 3920, Bourgogne Franche-Comte University (LSdM, SP-F, ES, GB), Department of Vascular Surgery (LSdM) and Clinical Methodology Center, University Hospital of Besancon, Besancon, France (MP).