DOI: 10.5935/1678-9741.20130083
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Abstract: IntroductionTransfusions of one or more packed red blood cells is a widely strategy used in cardiac surgery, even after several evidences of increased morbidity and mortality. The world's blood shortage is also already evident. ObjectiveTo assess whether the risk of mortality is dose-de>pendent on the number of packed red blood cells transfused after coronary artery bypass graft. MethodsBetween June 2009 and July 2010, were analyzed 3010 patients: transfused and non-transfused. Transfused patients were divided…

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