Cost-effectiveness simulation and analysis of colorectal cancer screening in Hong Kong Chinese population: comparison amongst colonoscopy, guaiac and immunologic fecal occult blood testing

Table 1 Cost, LYs and QALYs per person for each screening strategy, and the incremental cost, LYs and QALYs of a screening strategy compared with no screening

Strategy^a	No Screening	Biennial G-FOBT	Annual G-FOBT	Colonoscopy every 10 years	Biennial I-FOBT	Annual I-FOBT
Cost ($USD) per person	2541	4221	5394	4752	4542	5068
Incremental cost (∆C, $) compared with no screening	-	1681	2853	2212	2001	2528
Expected LYs per person	15.6420	15.6862	15.7104	15.7385	15.7429	15.7650
Incremental LYs compared with no screening	-	0.0443	0.0684	0.0965	0.1009	0.1231
Expected QALYs per person	14.7479	15.0687	15.2339	15.3586	15.4203	15.5491
Incremental QALYs compared with no screening	-	0.3207	0.4860	0.6106	0.6724	0.8012

Note: G-FOBT, Guaiac fecal occult blood testing; I-FOBT, immunologic fecal occult blood testing
^aSort by ascending order of effectiveness

ISSN: 1471-2407