This is a non-interventional, retrospective study of participants with CD and CPF in a clinical practice setting.~The study will enroll approximately 100 participants.~The study will have a retrospective data collection to select and analyze information from EMRs processed by an AI based analytics framework that uses machine learning and NLP methodologies.~The study will be structured in two sequential phases: Phase 1 (validation process) and Phase 2 (data collection and NLP). All participants will be enrolled in one observational group.~• Participants with CD~This multi-center trial will be conducted in Spain. The overall duration of the study is approximately 21 months.
Natural Language Processing and machine learning are examples of artificial intelligence tools. This study will check if these tools correctly identify people with Crohn's disease with complex perianal fistulas from their medical records.