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Baseline characteristics and final diagnoses
| Characteristics | X-ray group (n=18) | non-X-ray group (n=13) |
|---|---|---|
| Gender male/female | 11/7 | 8/5 |
| Age (years, median; range) | 73 (60–85) | 71 (60–82) |
| Lesion size(mm, median; range) | 22 (15–30) | 19 (12–30) |
| ≤20 mm, n (%) | 6 (33.3) | 7 (53.8) |
| ›20 to ≤30 mm, n (%) | 12 (66.7) | 6 (46.2) |
| Bronchial generation(n, median; range) | 5 (3–6) | 5 (3–6) |
| Final diagnosis | ||
| Lung cancer, n (%) | 17 (94.4) | 11 (84.6) |
| Benign lesion, n (%) | 1 (5.6) | 2 (15.4) |
