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Table 4 Patient categories and performance of BACTEC MGIT 960 and LJ methods for diagnosis of Mycobacterium tuberculosis infection at EPHI/NTRL since 2015

From: Performance of Mycobacterium Growth Indicator Tube BACTEC 960 with Lowenstein–Jensen method for diagnosis of Mycobacterium tuberculosis at Ethiopian National Tuberculosis Reference Laboratory, Addis Ababa, Ethiopia

 

MGIT

LJ

Positive

Negative

contaminated

Total

Positive

Negative

Contaminated

Total

New patient

131 (14.4%)

230 (25.3%)

62 (6.7%)

423 (46.5%)

103 (11.3%)

283 (31.2%)

37 (4%)

423 (46.9)

MDR-TB follow up patient

105 (11.6%)

304 (33.5%)

76 (8.3%)

485 (53.5%)

79 (8.7%)

359 (39.8%)

47 (5.2%)

485 (53.4%)