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Decisional criteria for transfusion in chronic anaemia (GoR: grade of recommendation)
| Hb value | GoR | |
|---|---|---|
| Hb < 8 g/dL | After evaluation of the aetiopathogenesis and consideration of possible alternatives to transfusion | 1A |
| Hb 8–10 g/dL | Transfuse RBC when there is a marked decrease in oxygenation (abnormal cardiocirculatory or respiratory function) | 2C+ |
| Patients undergoing chemo-radiotherapy or thrombocytopenic patients | 1C+ | |
| Hb 9–9.5 g/dL | Thalassaemic patients | 2C+ |
