Geographical Variation and Factors Associated With Inflammatory Bowel Disease in a Central Canadian Province

Background We investigated temporal trends, geographical variation, and geographical risk factors for incidence of inflammatory bowel disease (IBD). Methods We used the University of Manitoba IBD Epidemiology Database to identify incident IBD cases diagnosed between 1990 and 2012, which were then geocoded to 296 small geographic areas (SGAs). Sociodemographic characteristics of the SGAs (proportions of immigrants, visible minorities, Indigenous...