1. Department of Digestive and Oncological Surgery Lyon University Hospital, Lyon‐Sud Hospital Pierre‐Bénite France
2. Department of Colorectal Surgery CHU Estaing Clermont‐Ferrand France
3. Department of Digestive Surgery, Colorectal Unit Bordeaux University Hospital, Haut‐Lévèque Hospital Pessac France
4. Department of Colorectal Surgery Institut Du Cancer De Montpellier Montpellier France
5. Bordeaux Colorectal Institute, Clinique Tivoli Bordeaux France
6. Lyon Center for Innovation in Cancer CICLY EA 3738, Lyon 1 University Lyon France
7. Biometrics Unit, Montpellier Cancer Institute (ICM) University of Montpellier Montpellier France