Current and forecasted 10-year prevalence and incidence of inflammatory bowel disease in Hong Kong, Japan, and the United States

Figure 2 Current and forecasted prevalence and incidence of inflammatory bowel disease, Crohn’s disease, and ulcerative colitis in Hong Kong, Japan and the United States. A: Prevalence in Hong Kong, Japan and the United States; B: Incidence in Hong Kong, Japan and the United States. The solid line represents the actual age-standardized prevalence and incidence of inflammatory bowel disease, ulcerative colitis, and Crohn’s disease. The dashed lines indicate forecasted prevalence and incidence with the 95% projection intervals highlighted. Prevalence and incidence were age-standardized using the World Health Organization standard population. IBD: Inflammatory bowel disease; UC: Ulcerative colitis; CD: Crohn’s disease; CDARS: Clinical data analysis and reporting system; JMDC: Japan Medical Data Center. Merative: The Merative™ MarketScan^® (“Merative” previously IBM MarketScan Commercial Claims and Encounters) database.