Optimizing collaborator recruitment and maintaining engagement via social media during large multicentre studies: lessons learned from the National Audit of Small Bowel Obstruction (NASBO).

Social media provided a major contribution to a successful concerted policy of maintaining collaborator engagement during the National Audit of Small Bowel Obstruction. The use of images and videos and tagging of relevant professional bodies aided the reach and engagement of each Tweet. These data can be used to inform engagement strategies for future collaborative projects.