Variability of Faecal Calprotectin in Inflammatory Bowel Disease Patients: An Observational Case-control Study

Background and Aims Several factors have been reported to affect faecal calprotectin [FC] values, and significant variation in FC concentrations has been observed in inflammatory bowel disease [IBD] patients. We aimed to evaluate FC variability in IBD patients, and to assess the robustness of a single stool punch. Methods This is a single-centre observational case-control study. Disease activity was assessed using endoscopic and clinical...