Table 1 Baseline data and cellular broncho-alveolar lavage (BAL) content from the study population.
Mean | Range | Median | Median SD | |
|---|---|---|---|---|
Patients (n) | 26 | - | - | - |
Male/female (n) | 17/9 | - | - | - |
Age (years) | 63.9 | 41-79 | 62.4 | 8.5 |
BMI (kg/m2) | 26.5 | 19-34 | 24.5 | 2.5 |
Smoker-current (%) | 21.9 | - | - | - |
Former-smoker (%) | 41.7 | - | - | - |
Smoker (pack-years) | 19.2 | 10-35 | 17.5 | 7.9 |
Former smoker (pack-years) | 21.0 | 10-35 | 20.0 | 8.8 |
Lung function | ||||
FEV1 (l) | 2.2 | 0.6-4.1 | 2.1 | 1.1 |
FEV1 (%predicted) | 73.5 | 29.7-124.6 | 70.5 | 26.8 |
VC max (l) | 2.8 | 0.83-5.1 | 2.8 | 1.2 |
VC max (%predicted) | 73.7 | 43.20-126.0 | 73.2 | 22.8 |
FEV1/VC max | 78.6 | 45.39-98.6 | 81.4 | 12.0 |
RV (l) | 2.4 | 1.08-5.4 | 2.1 | 1.0 |
RV (%predicted) | 112.4 | 61.5-226.6 | 107.0 | 40.5 |
BAL | ||||
Total cells (106/100 ml) | 29.7 | 10-85 | 28.8 | 16.9 |
Macrophages (%) | 61.2 | 28-90 | 63.5 | 19.2 |
Neutrophils (%) | 12.4 | 1-50 | 6.0 | 12.7 |
Eosinophils (%) | 2.0 | 0-14 | 1.0 | 3.2 |
Lymphocytes (%) | 17.2 | 4-62 | 15.0 | 11.8 |