FEV1 loss < 15% (n = 28) | FEV1 loss ≥15% (n = 7) | p-value | |
---|---|---|---|
Age | 37 ± 13 | 45 ± 10 | 0.11 |
FEV1% pred.at T0 | 90 ± 17 | 98 ± 13 | 0.25 |
FEV1/FVC at T0 | 77 ± 9 | 72 ± 7 | 0.25 |
Current smoking | 8 (29%) | 2 (29%) | 1.0 |
Pack years* | 11 (17) | 11 (17) | 0.42 |
Total exposure time (months) | 46 (91) | 62 (169) | 0.32 |
Symptomatic exposure time (months) | 11 (19) | 19 (49) | 0.40 |