From: Blood cell for the differentiation of airway inflammatory phenotypes in COPD exacerbations
Parameters | All patients (N = 287) |
---|---|
Mean age, years | 75(68–80) |
Males, n (%) | 182(63.41) |
BMI, kg/m 2 | 20.7(18.3–23.42) |
FVC (L) | 2.11 (1.66–2.68) |
FEV1(L) | 0.99 (0.68–1.44) |
FEV1% predicted | 46.8 (31–63.85) |
FEV1/FVC (%) | 49.8 (39.12–58.9) |
Smokers, n (%) | 156(54.36) |
Sputum eosinophils % | 1(0–2.79) |
Sputum neutrophils % | 92.56(82.35–96.11) |
Sputum lymphocytes % | 1.5(0.5–3) |
Sputum macrophages % | 2.22(0.83–8.17) |