Brief Article
Copyright ©2010 Baishideng.
World J Gastroenterol. Jan 14, 2010; 16(2): 245-250
Published online Jan 14, 2010. doi: 10.3748/wjg.v16.i2.245
Figure 1
Figure 1 Changes in the reduction in costs (in USD) according to the cost ratios of upper GI X-ray and upper endoscopy. Model I: Including screening test costs and confirmation test costs, if the results of the upper gastrointestinal X-ray were abnormal; Model II: Including screening test costs only.