This is a non-interventional, prospective study of participants with moderately to severely active IBD (UC or CD) who are initiating or currently ongoing induction or maintenance treatment with vedolizumab in the real world setting.
The study will enroll approximately 160 participants: 100 participants with UC and 60 participants with CD. The data will be collected prospectively at the study sites and will be recorded into electronic case report forms (e-CRFs). All the participants will be assigned to a single observational cohort:
•Participants with IBD
This single center study will be conducted in Poland at public hospitals and institutions that treat UC and CD. The overall duration of the study will be at least 24 months. Data will be collected at baseline, every 3 months within the first year and every 6 months within the second year, and at the time of switch, discontinuation and/or at routine follow-up visits.