Fig 2. Economic and epidemiological outcomes among 1 million adults with TB symptoms in India.

Model outcomes, including true positive TB cases treated, false positive cases treated, incremental DALYs averted, and costs (in 2013 US dollars) are presented below for each diagnostic strategy evaluated in the decision-analytic model. ¹ Compared to the reference scenario. ² Costs are in 2013 US Dollars/100. ³ The reference scenario consists of clinical examination only, including chest X-Rays, physical exam, etc. No microbiological testing is considered in the reference scenario. ⁴ Interferon Gamma Release Assays. ⁵ Sputum smear microscopy. ⁶ Gene Xpert testing, including costs for treatment of drug-resistant tuberculosis