Cost-Effectiveness of Total Colonoscopy in Screening of Colorectal Cancer in Japan

Table 1

Clinical characteristics of examinees in strategies 1 and 2.

	Strategy 1 (𝑛=15,348)	Strategy 2 (𝑛=5,267,443)
Screening strategy	TCS as a primary screening	FIT as a primary screening
Sex
Male	5,892 (38.4%)	2,174,604 (41.3%)
Female	9,456 (61.6%)	2,006,926 (38.1%)
Unknown	0	1,085,913 (20.6%)
Age group (yr)
<40	15 (0.1%)	370,750 (7.0%)
40–49	1,918 (12.5%)	870,134 (16.5%)
50–59	4,864 (31.7%)	1,050,813 (19.9%)
60–69	6,521 (42.5%)	1,044,313 (19.8%)
≧70	2,030 (13.2%)	845,520 (16.1%)
Unknown	0	1,085,913 (20.6%)
Mean (range)	60.1 (40–89)	Unknown