Eligibility to provide 2 sputum samples (S1 and S2) for Xpert-Ultra testing
TB, chest pains, fever, cough, sweats, weight loss
“Sputum-eligible” individuals were identified based on TB screening using symptoms and chest X-ray. An individual was sputum-eligible based on TB symptoms if they had a cough for ≥2 weeks or if they had 2 or more among 5 “TB suggestive” symptoms (cough of any duration, unexpected weight loss for ≥4 weeks, night sweats for ≥2 weeks, chest pains for ≥2 weeks, fever for ≥2 weeks). An individual was sputum-eligible based on chest X-ray if their X-ray CAD4TBv5 score was ≥50, or they did not have an X-ray done, or the X-ray was done but the X-ray score was not captured (Xpert-Ultra results for sputum samples S1 and S2 were classified using the test read-out as 