Blood transfusion in critical ill patients has been associated to several complications and worse outcome. Particularly in oncologic patients, red blood cell transfusion has been investigated as a factor of worse outcome and cancer recurrence due impairment of cellular immunity. Although red blood cell transfusion has decreased in worldwide clinical practice, this issue still remains a matter of controversy in oncologic patients. There are no prospective studies comparing outcomes between restrictive or liberal blood transfusion strategy in oncologic critical patients. This study is a prospective and randomized study comparing clinical outcomes between two strategies of transfusion in oncologic critical patients - liberal or restrictive.
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To compare mortality between groups 28 day after ICU admission
Timeframe: 28 days after ICU admission