Abstract: Objective To predict the trend of future development,and to provide reference for the preparation of blood components and the rational use of blood in clinical practice,we studied the current situation of blood use in Xiang yang medical institutions in the past 5 years.Methods Collecting data of blood supply and blood transfusion data from 10 hospitals on the annual report,we performed statistics on the proportion of blood and total blood,the trend of monthly consumption and the distribution of departments in hospital yearly.Results In the past five years,the total amount of clinical blood used has increased by 20.7%. The proportion of component blood transfusion has risen from 94.32% to 99.71%. Cold precipitate increased by 19.18% is first and Platelet by 17.38% is secondary. The monthly fluctuation of red blood cell used was more stable than that of plasma. It is a low valley period in February each year. The largest amount of blood was used in internal medicine,accounting for 43.28%.Conclusion How to ensure blood quality and services,at the same time,blood supply will be a long-term and serious task in the future.

Key words: Xiangyang region, Blood components, Rational use of blood, Future trend