Figure 2From: Outcomes following oesophagectomy in patients with oesophageal cancer: a secondary analysis of the ICNARC Case Mix Programme DatabaseROC for APACHE II, SAPS II and ICNARC prognostic models. APACHE = Acute Physiology And Chronic Health Evaluation; ICNARC = Intensive Care National Audit & Research Centre; ROC = Receiver operator curves; SAPS = Simplified Acute Physiology Score.Back to article page