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. Author manuscript; available in PMC: 2008 May 2.
Published in final edited form as: Clin Infect Dis. 2007 Dec 15;45(Suppl 4):S248–S254. doi: 10.1086/522546

Figure 1.

Figure 1

Sensitivity analysis examining the cost of HIV counseling and testing. When the prevalence of HIV infection is > 1%, the lines reflecting cost-effectiveness ratios converge. Only at prevalences of < 0.1% do the costs of counseling and testing drive the cost-effectiveness ratio. QALY, quality-adjusted life-year. Adapted from the following article with permission from Elsevier: Walensky RP, Weinstein MC, Kimmel AD, et al. Routine human immunodeficiency virus testing: an economic evaluation of current guidelines. Am J Med 2005; 118:292–300.