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Table 3 Detection of TB using different diagnostic tools among presumptive smear negative pulmonary TB patients, August 01, 2017- January 05, 2018

From: Prevalence of tuberculosis, multidrug resistant tuberculosis and associated risk factors among smear negative presumptive pulmonary tuberculosis patients in Addis Ababa, Ethiopia

Diagnostic Method Negative Result No. (%) Positive Result No. (%) Total No. (%) Contaminated (%) NTM (%)
Xpert MTB/RIF assay 391 (93.5) 27 (6.5) 418 (100) NA NA
MGIT culture result 354 (92.65) 24 (6.35) 378 (100) 34 (8.25) 06
LJ culture result 376 (94.47) 22 (5.53) 398 (100) 18 (4.3) 01
LJ and MGIT culture result 382 (93.6) 26 (6.4) 408 (100) 03 (0.73) 07