1. Department of Colorectal Surgery, Yeovil District Hospital Foundation Trust , Yeovil , UK
2. Division of Surgery and Interventional Science, UCL, London, UK
3. Department of Colorectal Surgery, Churchill Hospital, University Hospitals of Oxford , Oxford , UK
4. Department of Surgery and Cancer, Imperial College London , London , UK
5. Department of Colorectal Surgery, Basingstoke and North Hampshire Hospital, Basingstoke Hospital , Basingstoke , UK
6. Department of Colorectal Surgery, Worcestershire Royal Hospital, Worcestershire Acute Hospitals NHS Trust , Worcestershire, Worcester , UK
7. Department of Colorectal Surgery, Royal United Hospital Bath , Bath , UK
8. Southwest Surgical Training Network Community Interest Company , Yeovil , UK
9. Department of Colon and Rectal Surgery, Humanitas Clinical and Research Centre , Milan , Italy
10. Department of Data Science and Mathematics, University of the West of England , Bristol, UK
11. Department of Surgery, Amsterdam University Medical Centre , Amsterdam , the Netherlands
12. ICENI Centre, North Essex Foundation Trust , London , UK