Table 4.
Predictors of concomitant EBTB
| Variables | Univariate | Multivariate† | ||||
|---|---|---|---|---|---|---|
| Odds ratio | 95% Confidence interval | P-value | Odds ratio | 95% Confidence interval | P-value | |
| Age, ≥50 years old | 1.00 | 0.99–1.01 | 0.954 | 1.24 | 0.52–2.93 | 0.632 |
| Sex, female | 3.02 | 2.02–4.52 | 0.000 | 4.35 | 1.78–10.63 | 0.001 |
| Cough, present | 2.17 | 1.42–3.30 | 0.000 | 1.50 | 0.34–2.00 | 0.660 |
| Symptom duration, ≥4 weeks | 2.42 | 1.61–3.64 | 0.000 | 1.86 | 1.05–5.46 | 0.049 |
| Previous history, none | 2.18 | 1.31–3.63 | 0.003 | 4.16 | 1.22–14.18 | 0.023 |
| Co-morbid disease, absent | 2.10 | 1.30–3.38 | 0.002 | 2.15 | 0.73–6.36 | 0.168 |
| Atelectasis on CXR, present | 1.79 | 1.00–3.20 | 0.048 | 1.24 | 0.14–1.17 | 0.093 |
| Cavity on CXR, present | 1.17 | 0.68–2.04 | 0.571 | 1.26 | 0.39–4.06 | 0.695 |
| Severity by CXR, moderate or far advanced | 1.01 | 0.65–1.57 | 0.977 | 1.15 | 0.54–2.42 | 0.718 |
| Initial FEV1, <80% of the predicted value | 1.46 | 0.73–2.95 | 0.289 | 1.731 | 0.65–4.59 | 0.269 |
†
Adjusted by all other variables in the table.
EBTB, endobronchial tuberculosis; CXR, chest X-ray; FEV1, forced expiratory volume in 1 s.