Table 2 Predictors for TB detection among individuals tested using Xpert MTB/RIF, visiting TB diagnostic and treatment centers in Karachi, Pakistan (Q3- 2013 to Q2- 2015).

From: Evaluation of the diagnostic accuracy of Computer-Aided Detection of tuberculosis on Chest radiography among private sector patients in Pakistan

Explanatory Variable

OR*

95% CI

p-value*

Adjusted OR*

95% CI

p-value*

Age

0.98

0.97–0 0.98

<0.01

0.96

0.96–0.97

<0.01

Gender (reference group male)

0.90

0.78–1.03

0.13

0.79

0.68–0 0.93

0.004

CAD4TB Score (reference score 0)

1.08

1.08–1.09

<0.01

1.09

1.09–1.10

<0.01

Symptoms^

None (reference)

Cough

<2 weeks

2.58

1.94–3.45

<0.01

2.05

1.51–2.81

<0.01

>2 weeks

3.00

2.03–4.40

<0.01

2.04

1.34–3.12

0.001

Fever

2.07

1.7–2.51

<0.01

1.47

1.18–1.82

<0.01

Hemoptysis

1.57

1.30–1.89

<0.01

1.35

1.09–1.67

0.005

Night sweats

1.49

1.29–1.73

<0.01

1.22

1.04–1.44

0.017

  1. N = 6090. *Significance testing has been done using chi-squared test.
  2. ^Symptoms were coded as binary variables.
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