Table 4. Results of Binary Logistic Regression Analysis and Anthracofibrosis Risk Score in a Prediction Model.
| Variable | β coefficient | Standard error | Odds ratio (exp B) | 95% CI | p value | Point* |
|---|---|---|---|---|---|---|
| Sex | 1.34 | 0.35 | 3.83 | 1.94–7.57 | <0.005 | 1 |
| Age ≥70 | 2.34 | 0.36 | 10.37 | 5.08–21.13 | <0.005 | 3 |
| TB | 1.90 | 0.41 | 6.69 | 2.97–15.05 | <0.005 | 2 |
| Stenosis | 3.97 | 0.64 | 53.10 | 15.08–186.91 | <0.005 | 13 |
| LN enlarge | 0.89 | 0.36 | 2.43 | 1.20–4.93 | 0.014 | 1 |
| LN calcification | 2.48 | 0.52 | 11.90 | 4.29–33.00 | <0.005 | 3 |
| Atelectasis | 0.87 | 0.45 | 2.39 | 0.95–5.99 | 0.064 | 1 |
| Bronchial wall thick | 1.43 | 0.57 | 4.19 | 1.36–12.94 | 0.013 | 1 |
TB, tuberculosis; LN, lymph node; CI, confidence interval.
*Assignment of points to risk factors was based on a linear transformation of the corresponding exponential odds ratio.