This is the Scientific Surgery Archive, which contains all randomized clinical trials in surgery that have been identified by searching the top 50 English language medical journal issues since January 1998. Compiled by Jonothan J. Earnshaw, former Editor-in-Chief, BJS

Intraoperative autotransfusion in abdominal aortic aneurysm surgery: meta-analysis of the randomized controlled trials. Arch Surg 2007; 142: 1098-1101.

Published: 1st January 2007

Authors: Takagi H, Sekino S, Kato T, Matsuno Y, Umemoto T.

Conclusion

Four trials including 292 procedures were analysed. Intraoperative autotransfusion reduced the rate of allogeneic blood transfusion by 37 per cent: risk ratio 0.63, 95 per cent confidence interval 0.41 to 0.95, P=0.03.

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