Limits of the two tests in relation to

GeneXpert

Microscopy

Difference

p

OR

IC

Opposite test positivity

9/95 (9.5%)

134/220 (61%)

51.5%

<0.0001

7.99

3.85 - 16.6

Both tests Positivity

9/229 (4%)

134/229 (58.5%)

54.5%

<0.0001

0.03

0.01 - 0.06

Tuberculosis suspected cases

9/341 (3%)

134/341 (39%)

36.3%

<0.0001

0.06

0.03 - 0.12