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