Table 5. Per Sample Component Costs for Xpert®MTB/RIF, by Number of Individuals and Samples Evaluated.

Cost Component (per sample)	Cost for 1651 Individuals 1 sample per individual*	Cost for 1651 Individuals 3 samples per individual**
Machine Cost (Calculated using base case depreciated machine cost shown above)	$3.63	$1.21
Gene Xpert®MTB/RIF Cartridges	$62.50	$62.50
Calibration Module	$0.27	$0.09
Laboratory Technologist	$66.63	$22.21
Total per Sample	$133.03	$86.01
Total per Individual Investigated	$133.03	$258.03

* Cost used in base case analysis as well as Sensitivity Analysis 2a (Hospital discharge with 1 negative test)

** Cost used in Sensitivity Analysis 1 (3 sputum samples per individual) and Sensitivity Analysis 2b (Hospital discharge with 3 negative tests)