Table 2.
Patients’ baseline characteristics by severity group.
| Characteristics | Non-severe (n = 10) | Severe (n = 42) | p |
|---|---|---|---|
| Age, years | 72.5 ± 6.0 | 68.8 ± 10.2 | 0.30 |
| Men | 4 (9.8) | 37 (90.2) | 1.00 |
| Smoking history | |||
| Current | 0 (0) | 6 (100) | 0.14 |
| Ex-smoker | 3 (17.6) | 14 (82.4) | 0.34 |
| None | 2 (6.9) | 27 (93.1) | 0.15 |
| FVC, % pred | 72.3 ± 19.1 | 79 ± 12.2 | 0.48 |
| Antifibrotic treatment | 5 (50) | 42 (100) | 0.06 |
| Comorbidities | 2 (8.3) | 22 (91.7) | 0.82 |
| Prednisone | 1 (7.7) | 12 (92.3) | 1.00 |
| LTOT | 1 (3.6) | 27 (96.4) | 0.16 |
| Antibiotics | 0 (0) | 8 (100) | 1.00 |
| Inhaled therapy | 2 (15.4) | 11 (84.6) | 0.38 |
| Anticoagulation | 1 (11.1) | 8 (88.9) | 0.66 |
| Referral to transplantation | 1 (9.1) | 10 (90.9) | 0.69 |
*Values are expressed as mean ± standard deviation or number (percentage).
*Any treatment was taken into account from the moment of inclusion.
FVC, forced vital capacity; FEV1, forced expiratory volume in the first second; LTOT, long-term oxygen therapy; pred., predicted.