Comparing upper gastrointestinal X-ray and endoscopy for gastric cancer diagnosis in Korea

Table 4 Unit cost in 2008 for the gastric cancer screening tests

	Units	Cost in USD
Screening cost	Medical examination	$4.47
	Upper gastrointestinal X-ray	$32.67
	Upper endoscopy	$34.89
	Biopsy	$24.54
Confirmation cost		$70.73

Confirmation cost: the cost of endoscopic examination with biopsy when the results of the upper GI X-ray were positive (“suspicious” or “cancer”).