Clinical Research Directory

Inclusion Criteria: * Adults aged 18 years or older * French-speaking patients * Patients scheduled to undergo major oncological digestive surgery at the Digestive Surgery Department of Rouen University Hospital * American Society of Anesthesiologists (ASA) physical status classification ≤3 * Patients who have read and understood the study information letter and have not objected to participation in the study * Patients affiliated with a social security system Exclusion Criteria: * Contraindication to surgery * Long-term use of anxiolytic, hypnotic and/or antidepressant medication * Previous psychiatric or psychological disorder likely to prevent the participant from understanding the study requirements or from providing valid non-opposition to participation * Pregnant, parturient or breastfeeding women * Persons deprived of liberty by administrative or judicial decision * Persons under judicial protection, including safeguard of justice, guardianship or curatorship