Table 2.
Clinical and Histopathologic Data of Patients in the validation group (Mean±Standard Deviation)
| Variables | Number |
|---|---|
| Sex | |
| Male | 31 |
| Female | 19 |
| Mean age, yr | 61.2±18.0 |
| Tumor size, cm | 33.20±16.55 |
| Total EBUS duration, min | 4.1±1.8 |
| Carcinoembryonic antigen | 14.7±8.09 |
| Neoplasm | 34 |
| Adenocarcinoma | 20 |
| Squamous cell carcinoma | 9 |
| Small cell carcinoma | 1 |
| Infiltrating adenocarcinoma | 2 |
| Micro-infiltrating adenocarcinoma | 1 |
| Adenocarcinoma in situ | 1 |
| Non-neoplasm | 16 |
| Pneumonia | 9 |
| Pulmonary tuberculosis | 2 |
| Lung abscess | 3 |
| Aspergilloma | 2 |
Abbreviation: EBUS, endobronchial ultrasonography.