Abstract: Objective: To understand the clinical transfusion current situation and trends by statistical analysis of clinical data,and study the quality of clinical transfusion,so as to reduce the occurrence of adverse transfusion reactions.Method: The clinical blood transfusion total amount,whole blood and blood component transfusion proportion in our hospital from 2007 to 2011 were analyzed.Result: The proportion of blood component transfusion was relatively high.The amount of clinical blood usage increased year by year.The amount of platelets,cryoprecipitate and washed erythrocytes gradually increased.The average amount of clinical blood usage increased year by year.The proportion of plasma was downward trend.However,the proportion of plasma and suspended red blood cell transfusion was significantly higher than that of foreign.Conclusion: The clinical transfusion has become more and more specification.But there are still some unreasonable phenomenon,which need to take effective measures to further improve the quality of clinical transfusion.