eTable 2. Characteristics of lung findings*1.
|
CT group (n = 37) |
NCT group (n = 37) |
P*2 | |
| Amount | 0.351 | ||
| Solitary | 18 (49) | 14 (38) | |
| Multiple | 19 (51) | 23 (62) | |
| Side | 1 | ||
| Right | 21 (57) | 21 (57) | |
| Left | 16 (43) | 16 (43) | |
| Lung lobe | 0.389 | ||
| Lung upper lobe | 13 (35) | 16 (43) | |
| Lung middle lobe | 2 (5) | 3 (8) | |
| Lung lower lobe | 22 (60) | 18 (49) | |
| Size (mm) | 11.2 ± 5.2 | 12.6 ± 6.2 | 0.172 |
| 0–9 | 14 (38) | 10 (27) | |
| 10–20 | 19 (51) | 18 (49) | |
| > 20 | 2 (5) | 6 (16) | |
| “ground-glass” | 2 (5) | 3 (8) | |
| Location in parenchyma | 0.078 | ||
| Subpleural | 25 (68) | 31 (84) | |
| Intraparenchymal | 12 (32) | 6 (16) | |
|
Distance from visceral pleura (mm) (for intraparenchymal location) |
3 [3; 5] | 2.5 [1.7; 6.2] | 0.291 |
| Position with respect to facies (F) | 0.115 | ||
| F. mediastinalis | 1 (3) | 2 (5) | |
| F. costalis | 23 (62) | 30 (81) | |
| F. diaphragmatica | 3 (8) | 0 | |
| F. interlobaris | 10 (27) | 5 (14) | |
| Stage of disease of tumor | 0.38 | ||
| Metastasis | 17 (46) | 13 (35) | |
| Interstitial lung disease | 1 (3) | 1 (3) | |
| Lung carcinoma | 4 (11) | 5 (14) | |
| Benign nodule | 15 (40) | 18 (49) |
*1Median [25th; 75th percentile], mean ± standard deviation or amount (%)
*2Mann-Whitney U test
CT, chest tube; NCT, non–chest tube