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Incidence rate per 5-year period of Crohn’s disease and ulcerative colitis from 1997 to 2017.
Notes: *p<0.05: statistically significant difference compared to the immediate previous period for the same disease for ulcerative colitis; † p<0.05: statistically significant difference compared to the immediate previous period for the same disease for Crohn’s disease.
Abbreviations: UC, ulcerative colitis; CD, Crohn’s disease.
