Demographic and Clinical Staging of Study Population
| Parameter | Value |
|---|---|
| No. of patients | 44 |
| Age range (y) | 39–83 |
| Women/men | 12/32 |
| Benign/malignant lesions | 13/31 |
| Surgery/biopsy/bronchoscopy/clinicoradiology | 18/12/8/6 |
| Lymph node adenopathy/no lymph node adenopathy | 20/11 |
| Clinical T factor for malignant lesions (1/2/3/4) | 1/10/3/17 |
| Clinical N status (0/1/2/3) | 11/1/3/16 |
| Distant metastasis/no distant metastasis | 13/18 |
| Contralateral lung intrametastasis/no lung intrametastasis | 2/29 |
| Pleural invasion/no pleural invasion | 8/23 |
| Bone metastasis/no bone metastasis | 9/22 |
| Brain metastasis/no brain metastasis | 2/29 |