Current issues and future perspectives of gastric cancer screening

Table 1 Results of population-based screening in Japan

	Stomach	Colon and rectum	Lung	Breast	Cervix
Total participants	3874128	6975281	7059318	2541993	4666826
Screening rate	9.6%	16.8%	17.2%	18.8%	23.7%
Positive rate	9.4%	7.3%	2.8%	8.6%	1.6%
Participant rate of diagnostic examination	81.1%	63.6%	77.7%	83.5%	66.2%
Cancer detection rate	0.17%	0.23%	0.06%	0.32%	0.08%
Positive predictive value	1.9	3.2	2.2	3.7	4.9

Adapted from reference [7].