Table 1 Basic characteristics of the study cohort (n = 796)
Age (years) | 63 ± 13 |
|---|---|
Male No. (%) | 461 (58) |
BMI (kg/m2) | 28 ± 14 |
No of samples ≥4 No. (%) | 199 (25) |
PTX No. (%) | 49 (6) |
Indication to TBB | |
Nodular lesion (suspicion of tumour) No. (%) | 385 (48) |
Diffuse lung disease (suspicion of pulmonary fibrosis) No. (%) | 187 (24) |
Infiltrates of unknown etiology No. (%) | 165 (21) |
Other No. (%) | 59 (7) |
Sampling location (pulmonary lobe) | |
Sample from RUL No. (%) | 136 (17) |
Sample from RML No. (%) | 122 (15) |
Sample from RLL No. (%) | 252 (32) |
Sample from LUL No. (%) | 126 (16) |
Sample from LLL No. (%) | 114 (14) |
Sample from > 2 lobes No. (%) | 46 (6) |
Emphysema on lung CT or CXR No. (%) | 218 (27) |
Smoking No. (%) | 443 (55) |