Association between respiratory symptoms at follow-up and TB (n=370)
| Unadjusted | Model 1 | Model 2 | ||||
| OR | 95% CI | OR | 95% CI | OR | 95% CI | |
| Cough | 2.17 | 1.29 to 3.65 | 1.87 | 1.08 to 3.24 | 1.59 | 0.90 to 2.83 |
| Phlegm | 1.82 | 1.04 to 3.20 | 1.67 | 0.92 to 3.03 | 1.45 | 0.78 to 2.68 |
| Breathlessness | 2.44 | 1.43 to 4.14 | 2.60 | 1.46 to 4.62 | 2.20 | 1.18 to 4.11 |
| Wheezing | 2.37 | 1.39 to 4.04 | 2.02 | 1.15 to 3.56 | 1.67 | 0.92 to 3.03 |
Model 1 adjusted for presence of silicosis at baseline, duration of follow-up, duration of employment, age and current smoking status.
Model 2 adjusted as for model 1 plus history of bronchitis, asthma or pneumonia.