A positive effect of immune suppression on corrected count increment after platelet transfusion at 1 but not at 24h

Heddle, 2011, Time to rethink clinically important outcomes in platelet transfusion trials, Transfusion, 51, 430, 10.1111/j.1537-2995.2010.02982.x Slichter, 2007, Platelet transfusion therapy, Hematol Oncol Clin North Am, 21, 697, 10.1016/j.hoc.2007.06.010 Dijkstra-Tiekstra, 2004, In vivo PLT increments after transfusions of WBC-reduced PLT concentrates stored for up to 7days, Transfusion, 44, 330, 10.1111/j.1537-2995.2003.00622.x Heddle, 2008, Comparing the efficacy and safety of apheresis and whole blood-derived platelet transfusions: a systematic review, Transfusion, 48, 1447, 10.1111/j.1537-2995.2008.01731.x Bishop, 1988, Clinical factors influencing the efficacy of pooled platelet transfusions, Blood, 71, 383, 10.1182/blood.V71.2.383.383 Bock, 1996, Influence of antibiotics on posttransfusion platelet increment, Transfusion, 36, 952, 10.1046/j.1537-2995.1996.36111297091736.x Heim, 2008, Patient and product factors affecting platelet transfusion results, Transfusion, 48, 681, 10.1111/j.1537-2995.2007.01613.x Ishida, 1998, Clinical factors influencing posttransfusion platelet increment in patients undergoing hematopoietic progenitor cell transplantation – a prospective analysis, Transfusion, 38, 839, 10.1046/j.1537-2995.1998.38998409004.x Kerkhoffs, 2008, The clinical impact of platelet refractoriness: correlation with bleeding and survival, Transfusion, 48, 1959, 10.1111/j.1537-2995.2008.01799.x Kulpa, 1981, Altered platelet function and circulation induced by amphotericin B in leukemic patients after platelet transfusion, Transfusion, 21, 74, 10.1046/j.1537-2995.1981.21181127488.x McFarland, 1989, Factors influencing the transfusion response to HLA-selected apheresis donor platelets in patients refractory to random platelet concentrates, Br J Haematol, 73, 380, 10.1111/j.1365-2141.1989.tb07757.x Slichter, 2005, Factors affecting posttransfusion platelet increments, platelet refractoriness, and platelet transfusion intervals in thrombocytopenic patients, Blood, 105, 4106, 10.1182/blood-2003-08-2724 Segal, 2005, Accuracy of platelet counting haematology analysers in severe thrombocytopenia and potential impact on platelet transfusion, Br J Haematol, 128, 520, 10.1111/j.1365-2141.2004.05352.x Trabuio, 2009, Performance of automated platelet quantification using different analysers in comparison with an immunological reference method in thrombocytopenic patients, Blood Transfus, 7, 43 Dijkstra-Tiekstra, 2008, Overnight or fresh buffy coat-derived platelet concentrates prepared with various platelet pooling systems, Transfusion, 48, 723, 10.1111/j.1537-2995.2007.01611.x Kwaliteitsinstituut voor de Gezondheidszorg CBO: Richtlijn Bloedtransfusie. Alphen aan den Rijn, Van Zuiden Communications BV; 2004. Dales, 1978, An improper use of statistical significance testing in studying covariables, Int J Epidemiol, 7, 373, 10.1093/ije/7.4.373