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Table 1 Diagnostic accuracy of the classic and modified resazurin microtiter assay versus the MTBDR Plus Hain assay for detection of drug resistant Mycobacterium tuberculosis

From: Evaluation of the modified colorimetric resazurin microtiter plate-based antibacterial assay for rapid and reliable tuberculosis drug susceptibility testing

 

Sensitivity

Specificity

 

x/y (%)

95% CI

x/y (%)

95% CI

RIF

    

Classic REMA

2/2 (100)

15.8 - 100

79/79 (100)

95.4 - 100

Modified REMA

2/2 (100)

15.8 - 100

37/79 (46.8)

35.5 - 58.4

INH

    

Classic REMA

2/2 (100)

15.8 - 100

79/79 (100)

95.4 - 100

Modified REMA

2/2 (100)

15.8 - 100

11/79 (13.9)

7.2 - 23.5

  1. RIF: rifampicin: INH- isoniazid; REMA: resazurin microtiter assay.
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BMC Microbiology

ISSN: 1471-2180

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