GeneXpert

Chi square

Very Low

Low

Medium

High

Negative

Total

ZN smear (without centrifugation)

1+

0

2

20

6

0

28

0.000

0.0%

7.2%

71.4%

21.4%

0.0%

100

2+

0

1

10

3

0

14

0.0%

7.2%

71.4%

21.4%

0.0%

100

3+

0

0

4

5

0

9

0.0%

0.0%

44.4%

55.6%

0.0%

100

Negative

9

20

19

4

197

249

3.6%

8.0%

7.6%

1.6%

79.1%

100

Total

9

23

53

18

197

300

3.0%

7.7%

17.7%

6%

65.6%

100

ZN smear (with centrifugation)

1+

0

2

15

3

0

20

0.000

0.0%

10.0%

75.0%

15.0%

0.0%

100

2+

0

1

15

9

0

25

0.0%

4.0%

60.0%

36.0%

0.0%

100

3+

0

0

8

6

0

14

0.0%

0.0%

57.1%

42.9%

0.0%

100

Negative

9

20

15

0

197

241

3.7%

8.3%

6.3%

0.0%

81.7%

100

Total

9

23

53

18

197

300

3.0%

7.7%

17.7%

6%

65.6%