Archived at the Flinders Academic Commons: http://dspace.flinders.edu.au/dspace/ This is the authors’ version of an article published in British Journal of Surgery. The original publication is available by subscription at: http://onlinelibrary.wiley.com/ doi: 10.1002/bjs.8666 Please cite this article as: Engström, C., Jamieson, G. G., Devitt, P. G., Irvine, T. and Watson, D. I. (2012), Impact of participation in randomized trials on outcome following surgery for gastro-oesophageal reflux. Br J Surg, 99: 381–386. Copyright (2012) British Journal of Surgery. All rights reserved. Please note that any alterations made during the publishing process may not appear in this version.