Front-Loading Sputum Microscopy Services: An Opportunity to Optimise Smear-Based Case Detection of Tuberculosis in High Prevalence Countries
Table 2
Yield of the third smear for samples
collected using the standard (spot-morning-spot) and the front-loading
(spot-spot-morning) approaches by country. 62 patients (15 from Yemen, 44 from Nepal, and 3 from Ethiopia)
were excluded as they did not submit the third specimen.