IRCT201011062582N1 IRCT 2010-12-08 Tabriz University of Medical Sciences The effect of insulin therapy on outcome of critically ill patients The effect of insulin therapy on morbidity and mortality of critically ill patients admitted to intensive care unit 2010-11-10 anticipated 60 Complete https://irct.ir/trial/2346 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Supportive. 3 External causes of morbidity and mortality. Intervention 1: Intervention group will recieve insulin drip based on following formula: (BS-120) / 20. For hypoglycemic events insulin drip will be hold and patients will receive Dextrose Water 50% based on the formula: (100-BS)x0.4. Blood Sugar is measured every hour and during hypoglycemia each 30 minutes. Intervention 2: In Control group: patients receive bolus doses of insulin only in blood glucose more than 200 mg/dl based on the following formula: (BS-180)/30. Blood glucose will be monitored three times daily.