Table 2. Comparison of the gender, nodule size and CT findings between patients with benign or malignant lesions.
| Malignant pulmonary nodules | Benign pulmonary nodules | P | |
|---|---|---|---|
| Gender | 0.18 | ||
| Men | 12 | 9 | |
| Women | 6 | 11 | |
| Lobulation | 0.856 | ||
| Yes | 5 | 4 | |
| None | 13 | 16 | |
| Edge | 0.083a | ||
| Clear | 13 | 19 | |
| Ambiguous | 5 | 1 | |
| Pleural indentation | 0.944 | ||
| Yes | 7 | 8 | |
| None | 11 | 12 | |
| Air cavity density | 0.004* | ||
| Yes | 13 | 5 | |
| None | 5 | 15 | |
| Calcification | 0.107a | ||
| Yes | 0 | 4 | |
| None | 18 | 16 | |
| Pleural indentation | 0.454a | ||
| Yes | 3 | 6 | |
| None | 15 | 14 | |
| Satellite lesions | 0.048*,a | ||
| Yes | 0 | 5 | |
| None | 18 | 15 | |
| Vascular aggregation | 0.804 | ||
| Yes | 7 | 7 | |
| None | 11 | 13 |
*, P<0.05; a, Fisher’s exact test. CT, computed tomography.