Hemoglobin threshold and clinical predictors for perioperative blood transfusion in elective surgery: Systemic review

ConclusionsTransfusion is required at hemoglobin levels <7 g/dl. Recent guidelines and literatures have consistently expressed the transfusion threshold between 7 and 10 g/dl with clinical indicators further defining the need for allogenic transfusion in between.
Source: Trends in Anaesthesia and Critical Care - Category: Anesthesiology Source Type: research