Figure 4.

Cost-effectiveness of tuberculosis active case-finding. (a) Cost per case detected by diagnostic strategies and (b) the Number Needed to Screen (NNS) to detect a case in a hypothetical country with TB prevalence of 0.5% (500 per 100,000 population).

Nishikiori and Van Weezenbeek BMC Public Health 2013 13:97   doi:10.1186/1471-2458-13-97
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