Rate of blood transfusion-associated adverse reactions in the U.S. in 2019 and 2021
In 2021, there were an estimated 274 blood transfusion-associated adverse reactions in the United States that required any diagnostic or therapeutic intervention per 100,000 components transfused. This graph shows the estimated rate of blood transfusion-associated adverse reactions in the United States in 2019 and 2021, by type, per 100,000 components transfused.