Observational Study
Copyright ©The Author(s) 2021.
World J Gastroenterol. May 28, 2021; 27(20): 2630-2642
Published online May 28, 2021. doi: 10.3748/wjg.v27.i20.2630
Figure 1
Figure 1  Inflammatory bowel diseases incidence clustered by age and gender.
Figure 2
Figure 2  Annual incidence rates of two major forms of inflammatory bowel diseases presented as moving 3-yr average with a 95% confidence interval.
Figure 3
Figure 3  The trend of the annual incidence of inflammatory bowel diseases per 100 colonoscopies performed.
Figure 4
Figure 4 Summarized review of 3-yr average incidence rates on both previous and recent study. Since the time period 2006-2009 was not evaluated, we used the calculated average of 2006 and 2009.