TY - JOUR T1 - Epidemiology of Immune-Mediated Inflammatory Diseases: Incidence, Prevalence, Natural History, and Comorbidities JF - The Journal of Rheumatology JO - J Rheumatol SP - 2 LP - 10 DO - 10.3899/jrheum.091461 VL - 85 AU - HANI EL-GABALAWY AU - LYN C. GUENTHER AU - CHARLES N. BERNSTEIN Y1 - 2010/05/01 UR - http://www.jrheum.org/content/85/2.abstract N2 - Immune-mediated inflammatory diseases (IMID) present a group of common and highly disabling chronic conditions that share inflammatory pathways. Several incidence and prevalence studies of IMID during the past decades have reported a considerable variation of the disease occurrence among different populations. Overall, the estimated prevalence of IMID in Western society is 5%–7%. This article provides an overview of studies of the incidence, prevalence, natural history, and comorbidities of IMID. ER -