Demographic and clinical characteristics
| Subjects | n=45 |
| Age at LTx | 47 (52–37) |
| Sex (M/F) | 24/21 |
| Pretransplant diagnosis | |
| Emphysema | 19 (42%) |
| CF | 12 (27%) |
| PF | 6 (13%) |
| Other | 8 (18%) |
| Tx procedure | |
| Single | 17 (38%) |
| Double | 27 (60%) |
| Heart–lung | 1 (2%) |
| FEV1 (L) | 1.6 (1.2–2.2) |
| FVC (L) | 2.83 (2.21–3.52) |
| Time to BOS (years) | 2.6 (1.36–6.95) |
| BOS grade | |
| 1 | 27 (60%) |
| >1 | 18 (40%) |
Median (IQR).
BOS, bronchiolitis obliterans syndrome; CF, cystic fibrosis; F, female; FEV1, forced expiratory volume in one second; FVC, forced vital capacity; LTx, Lung transplantation; M, male; PF, pulmonary fibrosis; Tx, Transplantation.