Skip to main content

Table 2 Distribution of missed probe types across clinical factors of RR-TB patients (n = 100)

From: Does Xpert® MTB/RIF assay give rifampicin resistance results without identified mutation? Review of cases from Addis Ababa, Ethiopia

Characteristics

Missed probes types, N

Number

Proportion

B

D

E

No missed probe

Treatment history

 New

1

7

37

5

50

55.6%

 Relapse

2

25

1

1

29

32.2%

 Failure

7

7

7.8%

 A loss to follow up

1

3

4

4.4%

 Total

3

33

48

6

90

100.0%

Specimen type

 Sputum

1

4

51

6

62

62.0%

 Extrapulmonary

2

6

30

38

38.0%)

 Total

3

10

81

6

100

100.0%

Extrapulmonary samples

 Lymph node

2

2

15

19

50.0%

 Pleural fluid

2

3

5

13.2%

 Pus

4

4

10.5%

 Abscess

4

4

10.5%

 Ascetic fluid

3

3

8.0%

 Unspecified body fluid

1

1

2

5.2%

 BAL

1

1

2.6%

 Total

2

6

30

38

100.0%

GeneXpert semi-quantification of MTB

 Very low

11

3

14

14%

 Low

1

3

19

23

23%

 Medium

1

5

29

1

36

36%

 High

1

2

22

2

27

27%

 Total

3

10

81

6

100

100%

  1. “-” = Not available, N=Number