Trends in colorectal cancer incidence according to an increase in the number of colonoscopy cases in Korea

Figure 1 The incidence of colorectal cancer and preinvasive colorectal cancer by age and gender between 2004 and 2020. A: Colorectal cancer; B: Preinvasive colorectal cancer.

Figure 2 The proportion of preinvasive colorectal cancer among all colorectal cancers by age between 2004 and 2020.

Figure 3 The total number of colonoscopies and colonoscopic polypectomies, and the proportion of colonoscopic polypectomies among the total number of colonoscopies and colonoscopic polypectomies by age, between 2002 and 2020. A: The total number of colonoscopies and colonoscopic polypectomies; B: The proportion of colonoscopic polypectomies among the total number of colonoscopies and colonoscopic polypectomies.