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

Preoperative physiotherapy for the prevention of respiratory complications after upper abdominal surgery: pragmatic, double blinded, multicentre randomised controlled trial. BMJ 2018; 360: j5916.

Published: 5th April 2018

Authors: Boden I, Skinner EH, Browning L, Reeve J, Anderson L, Hill C et al.

Conclusion

In this study that included 441 patients, a 30 min preoperative training session on breathing exercises halved the rate of postoperative pulmonary complications: adjusted hazard ratio 0.48, 95 per cent confidence interval 0.30 to 0.75, P=0.001.

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