Fig 1. Incidence trends of age-standardized incidence rates (ASR per 100,000 PY) in Saxony, Germany by joinpoint regression, stacked presentation with IBD and CD joinpoint trend lines and corresponding annual percent change (APC) values.

Inflammatory bowel disease (IBD), Crohn’s disease (CD), ulcerative colitis (UC) and unclassified IBD (IBD-U).