Fig. 2From: OCOSO2: study protocol for a single-blinded, multicentre, randomised controlled trial assessing a central venous oxygen saturation-based goal-directed therapy to reduce postoperative complications in high-risk patients after elective major surgeryOverview of the intervention group protocol. Abbreviations: ScvO2, central venous oxygen saturation; SaO2, arterial oxygen saturation; Hb, haemoglobin; BIS, bispectral index; MAP, mean arterial pressure; TTE, transthoracic echography; TEE, transoesophageal echographyBack to article page