Table 1.
Patient characteristics
| FAS (n = 39) | PPS (n = 36) | |
|---|---|---|
| Gender, M/F | 33 (84.6 %)/6 (15.4 %) | 30 (83.3 %)/6 (16.7 %) |
| Median age, years (range) | 68.0 (52–75) | 68.0 (52–74) |
| Smoking history, ex/never | 38 (97.4 %)/1 (2.6 %) | 35 (97.2 %)/1 (2.8 %) |
| Pack years | 61.09 ± 32.07 | 61.85 ± 33.01 |
| Body mass index | 24.35 ± 3.43 | 24.41 ± 3.57 |
| Activity | ||
| Hugh-Jones I | 29 (74.4 %) | 26 (72.2 %) |
| Hugh-Jones II | 9 (23.1 %) | 9 (25.0 %) |
| Hugh-Jones III | 1 (2.6 %) | 1 (2.8 %) |
| Hugh-Jones IV | 0 (0.0 %) | 0 (0.0 %) |
| Hugh-Jones V | 0 (0.0 %) | 0 (0.0 %) |
| Fine crackle (audible) | 17 (43.6 %) | 16 (44.4 %) |
| Vital capacity (%predicted) | 96.51 ± 15.21 | 97.25 ± 15.25 |
| FEV1.0 (% predicted) | 92.31 ± 16.74 | 92.81 ± 17.24 |
| DLCO (% predicted) | 73.71 ± 23.11 | 73.88 ± 24.45 |
| KL-6(U/mL) | 1012.3 ± 891.9 | 1022.4 ± 924.7 |
DL CO diffusing capacity of the lung for carbon monoxide, FAS full analysis set, FEV 1.0 forced expiratory volume in 1 s, PPS per protocol set