IL6 and pancreatitis: In the retrospective Chinese study by Li et al., the AUC for IL-6 was 0.69 (95% CI 0.56–0.82) for severe pancreatitis, 0.72 for organ failure, 0.81 for infected pancreatic necrosis and 0.75 for mortality, with optimal cut-offs ranging from 54.16 to 219.3 pg/mL [25].