Basic Information on Patients
| Sex | ||||
| Diagnosis | Number | Male | Female | Age (y) |
| Malignant | 58 | 44 | 14 | 63 ± 9 |
| Adenocarcinoma | 23 | 15 | 8 | 64 ± 10 |
| Squamous cell carcinoma | 24 | 22 | 2 | 63 ± 10 |
| Small cell lung cancer | 2 | 1 | 1 | 53, 61 |
| Adenocarcinoma plus small cell lung cancer | 1 | 1 | 0 | 66 |
| Bronchioloalveolar carcinoma | 1 | 0 | 1 | 58 |
| Sarcoma | 1 | 1 | 0 | 68 |
| Melanoma | 1 | 1 | 0 | 57 |
| Lung malignancy, type undefined | 5 | 3 | 2 | 65 ± 8 |
| Benign | 12 | 5 | 7 | 62 ± 11 |
| Chronic inflammation | 6 | 3 | 3 | 61 ± 9 |
| Granuloma of tuberculosis | 1 | 0 | 1 | 53 |
| Fungal infection | 1 | 1 | 0 | 70 |
| Adenoma | 1 | 0 | 1 | 69 |
| Sclerosing hemangioma | 1 | 1 | 0 | 78 |
| Mature cystic teratoma | 1 | 0 | 1 | 43 |
| Arteriovenous malformation with inflammation | 1 | 0 | 1 | 70 |
| Total | 70 | 49 | 21 | 63 ± 9 |
Data are mean ± SD.