Table 1:
Clinicopathological features by radiological findings
| Clinicopathological factors | LCSC | Others | P-valuea |
|---|---|---|---|
| Gender | |||
| Men | 29 (40.8%) | 247 (49.3%) | 0.1820 |
| Women | 42 (59.2%) | 254 (50.7%) | |
| Age | |||
| Years (median) | 66 (24–86) | 66 (26–89) | 0.4508 |
| Smoking states (pack-year) | |||
| ≥40 | 11 (11.3%) | 113 (23.5%) | 0.2142 |
| <40 | 55 (88.7%) | 368 (76.5%) | |
| CEA (ng/ml) | |||
| ≥5.0 | 7 (10.4%) | 89 (18.1%) | 0.1657 |
| <5.0 | 60 (89.6%) | 402 (81.9%) | |
| Tumour size (mm) | |||
| 20 | 38 (53.5%) | 329 (65.7%) | 0.0458 |
| <20 | 33 (42.5%) | 172 (34.3%) | |
| Visual CTR | |||
| <0.5 | 25 (35.2%) | 126 (25.1%) | 0.0719 |
| ≥0.5 | 46 (64.8%) | 375 (74.9%) | |
| Histology | |||
| Adenocarcinoma | 71 (100%) | 430 (85.8%) | <0.0001 |
| Others | 0 (0%) | 71 (14.2%) | |
| Pathological N status | |||
| N0 | 71 (100%) | 424 (84.8%) | <0.0001 |
| N1 or 2 | 0 (0%) | 76 (15.2) | |
| Lymphatic invasion | |||
| Positive | 12 (16.9%) | 235 (46.9%) | <0.0001 |
| Negative | 59 (83.1%) | 266 (53.1%) | |
| Vascular invasion | |||
| Positive | 5 (7.0%) | 213 (42.5%) | <0.0001 |
| Negative | 66 (93.0%) | 288 (57.5%) | |
aχ2-test or Fisher's exact test.
LCSC: lung cancer with scattered consolidation; CEA: carcinoembryonic antigens; CTR: consolidation tumour ratio.