Those variables associated with an increased risk of blood glucose concentrations ≥ 150 mg/dl were: age, neurosurgery compared to all other types (abdominal, vascular, trauma surgery), SAPS II > 36, sepsis defined by the 1992 or the 2003 definitions, MELD > 9, SOFA > 4, and administration of adrenaline, noradrenaline, steroids or insulin. Here, INS is linked to Sepsis.