Table 3. Univariate and multivariate analysis of factors associated with malignity.
| Parameter | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
| ORs (95% CI) | p | ORs (95% CI) | p | |
| Male | 1.20 (0.49-2.89) | 0.681 | ||
| Age, years | 1.04 (1.00-1.08) | 0.013 | 1.06 (1.01-1.10) | 0.004 |
| Immunosuppression | 1.27 (0.37-4.34) | 0.693 | ||
| Characteristics of the lesion | ||||
| Number of cavities | 1.13 (1.00-1.27) | 0.036 | 1.25 (1.02-1.52) | 0.026 |
| Wall thickness of the largest lesion, mm | 1.01 (0.88-1.16) | 0.826 | ||
| Diameter of the largest lesion, mm | 0.97 (0.95-0.99) | 0.045 | 0.98 (0.96-1.01) | 0.451 |
| Location of the largest lesion | 0.792 | |||
| Upper right lobe | 1.00 | |||
| Upper left lobe | 0.20 (0.02-1.76) | |||
| Lower right lobe | 9.90 (2.66-36.7) | |||
| Lower left lobe | 2.25 (0.45-11.0) | |||
| Middle lobe | 9.00 (1.38-58.4) | |||
| Lingula | 1.50 (0.13-16.5) | |||
| Imaging findings | ||||
| Centrilobular nodule | 5.53 (2.06-14.8) | 0.001 | 3.64 (1.07-12.2) | 0.037 |
| Consolidation | 6.68 (2.09-21.2) | 0.001 | 1.99 (0.49-8.03) | 0.329 |
| Emphysema | 1.61 (0.41-6.24) | 0.489 | ||
| Lymph node enlargement | 0.90 (0.37-2.20) | 0.833 | ||
| Bronchiectasis | 5.15 (1.11-23.8) | 0.036 | 2.27 (0.40-12.9) | 0.353 |
| Bronchial obstruction | 1.77 (0.46-6.81) | 0.403 | ||