Table 1.
Characteristics of population and procedure of cryobiospy
| Characteristics | N=23 |
|---|---|
| Sex (W/M) | 11/12 |
| Average age (year) | 63.8 [61; 74] |
| Smoking (yes/no/former) | 3/9/11 |
| Average pack-year | 31.8 |
| Average length of hospital stay (days) | 4.14 [2–5] |
| Median TLC (%theorical) | 77 [71.5; 81.5] |
| Median FVC (L) | 2.3 [1.91; 2.89] |
| Median FVC (%theorical) | 77 [59; 87.5] |
| Median Tiffeneau (%theorical) | 82 [71.5; 86.5] |
| Median FEV1 (L) | 2.02 [1.55; 2.41] |
| Median FEV1 (%theorical) | 77 [68.5; 92] |
| Median TLCO (%theorical) | 56 [50; 64] |
| Average samples number per patient | 4.2 [3; 5] |
| Number of different lobe or segment | 2 |
| Pneumothorax (N) | 9 (39%) |
| Pneumothorax needs drainage (N) | 7 (77.8%) |
| Drainage duration (average days) | 4 [2–4] |
| Bleeding | |
| Grade 1 | 0 |
| Grade 2 | 1 (5.5%) |
| Grade 3 | 0 |
| Grade 4 | 0 |
| Histological diagnosis | 19 (82.6%) |
| Surgical lung biopsy | 2 (9%) |
TLC total lung capacity, FVC forced vital capacity, FEV1 forces expiratory velocity in 1 second, TLCO transfer CO
Hospitalization (days), samples number (average), segments number (average) and drainage duration (days) were expressed in average (range). TLC, FVC, Tiffeneau, FEV1 and TLCO were expressed in median [standard deviation]