Lesion Characteristics
| Characteristic | All | PC all | PC-proven | Lung cancer–proven | Other/unclear |
| No. of lesions | 89 | 76 | 39 | 7 | 6 |
| Localization | |||||
| Right upper lobe | 22 | 16 | 10 | 5 | 1 |
| Right lower lobe | 19 | 17 | 9 | 1 | 1 |
| Middle lobe | 4 | 4 | 1 | 0 | 0 |
| Left upper lobe | 25 | 22 | 14 | 1 | 2 |
| Left lower lobe | 19 | 17 | 5 | 0 | 2 |
| Configuration | |||||
| Smooth | 41 | 39 | 14 | 0 | 2 |
| Lobulated | 11 | 10 | 5 | 0 | 1 |
| Irregular | 30 | 26 | 19 | 1 | 3 |
| Speculated | 7 | 1 | 1 | 6 | 0 |
| Mean CT diameter ± SD (mm) | 12.5 ± 6.3 | 11.8 ± 5.6 | 13.2 ± 6.9 | 21.0 ± 9.2 | 11.7 ± 1.8 |
| Mean SUVmax ± SD | 4.3 ± 3.7 | 4.4 ± 3.9 | 5.0 ± 4.4 | 5.5 ± 1.9 | 2.7 ± 2.5 |