A. Abbreviations, National Drug Agency; APHM: Assistance Publique Hôpitaux de Marseille, CGQL: Cleveland Global Quality of Life

, European Crohn's & Colitis Organization; eCRF: Electronic Case Report Form.; EQ-5D-5 L: EuroQol Five-levels; FAP: Familial Adenomatous Polyposis; GETAID: Study Group for the Treatment of Inflammatory Bowel Disease; HAS: French High Health Authority; IBD: Inflammatory Bowel Disease; IBDU: Inflammatory Bowel Disease Unclassified; ICUR: Incremental Cost-utility Ratio; IPAA: Ileal Pouch-Anal Anastomosis

, PFS: Pouch Functional Score; PHRC: National Clinical Research Program

, Adjusted Life Year; QoL: Quality of Life; RCT: Randomized Controlled Trial; SBO: Small Bowel Obstruction, QALY: Quality

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