Association Between Inflammatory Bowel Disease and Spondyloarthritis : Findings from a Nationwide Study in Sweden
Background and Aims: Inflammatory bowel disease [IBD] has been associated with spondyloarthritis [SpA], but population-based estimates are scarce. Here we compare the occurrence of SpA before and after a diagnosis of IBD with the general population, overall and by IBD subtype and age. Methods: We used a nationwide register-based cohort study of 39 203 patients diagnosed with IBD during 2006-2016,
