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. 2020 Feb 17;72(5):771–777. doi: 10.1093/cid/ciaa135

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Figure 2. — Tuberculosis (TB) cases overlap of screening strategies. Strategy 1: Xpert MTB/RIF assay for all prisoners. Strategy 2: Xpert test only for those who reported any TB symptom. Strategy 3: Chest radiography, those with Computer-Aided Detection for Tuberculosis (CAD4TB) score ≥ 60 undergo Xpert test. Strategy 4: Symptom screening, followed by Xpert test, those without any TB symptoms undergo chest radiography with CAD4TB scoring followed by Xpert test. Abbreviations: MTB, Mycobacterium tuberculosis; RIF, rifampicin.