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Letters
March 12, 2003

Blood Transfusions and Mortality Among Critically Ill PatientsBlood Transfusions and Mortality Among Critically Ill Patients

JAMA. 2003;289(10):1242-1243. doi:10.1001/jama.289.10.1242-a

To the Editor: From their observational study, Dr Vincent and colleagues1 reported that transfusion was associated with an increased risk of mortality at all hematocrit levels in a heterogeneous group of critically ill patients. In their accompanying Editorial, Drs Hébert and Fergusson2 suggested that this study provides evidence concerning the role of transfusion in patients with ischemic heart disease. We disagree.

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