Table 1.
Demographic and clinical characteristics of patients.
| Variable (n = 45) | No. |
| Age at diagnosis, mean (SD), y | 53.9 (9.1) |
| Sex, male (%) | 25 (55.6) |
| Smoking habits, % | |
| Smoker | 94.8 |
| Ex-Smoker | 15.2 |
| Lung function pattern, % | |
| Normal | 63.4 |
| Obstructive | 29.3 |
| Restrictive | 7.3 |
| Diffuse lung capacity for carbon monoxide | |
| Decrease, % | 87.8 |
| Percentage of predicted, mean (SD) | 52 ± 10 |
| Normal, % | 12.2 |
| Percentage of predicted, mean (SD) | 82 ± 13 |
| PaO2, mean (SD), mmHg | 79 (10) |
| Bronchoalveolar lavage cellular pattern, (n = 37), No., % | |
| Normal | 9 (24.3) |
| Eosinophilic | 14 (37.8) |
| Eosinophilic and Neutrophilic | 10 (27.1) |
| Neutrophilic | 4 (10.8) |
| Predominant high-resolution CT pattern, (n = 45), No., % | |
| Ground-glass | 27 (60.0) |
| Ground-glass + Emphysema | 9 (20.0) |
| Ground-glass + Micronodularity | 4 (8.9) |
| Micronodularity | 2 (4.5) |
| Cystic | 1 (2.2) |
| Ground-glass + Cystic | 1 (2.2) |
| Ground-glass + Reticulation | 1 (2.2) |
| No. of specimens per procedure (n = 45), median (range, SD) | 3 (1-5, 1) |
| Diameter (n = 45), mean (range, SD) mm | 5.2 (3-16, 2.0) |
| Area (n = 45), mean (range, SD) mm² | 17.5 (5-35, 7.3) |
| No. of pleura per patient (%) | 16 (36) |
| No. of Pneumothorax (%) | 7 (15) |
| No. of Moderate Bleeding (%) | 1 (2) |