Variables | Sputum eosinophilia (n = 52) | Sputum noneosinophilia (n = 23) | p-value |
---|---|---|---|
Age, years | 58 (50, 66) | 64 (59, 76) | 0.224 |
Males, n (%) | 30 (57.7) | 12 (52.2) | 0.657 |
Mean body mass index, kg/m2 | 23.3 (3.86) | 22.98 (3.03) | 0.476 |
Smokers, n (%) | 23 (44.2) | 9 (39.1) | 0.68 |
Postbronchodilator FEV1% predicted | 80.48 (8.57) | 84.7 (17.02) | 0.07 |
Postbronchodilator FEV1 (L) | 2.06 (0.58) | 1.81 (0.51) | 0.548 |
Postbronchodilator FEV1/FVC (%) | 68.12 (8.95) | 68.82 (7.7) | 0.297 |
FeNO level (ppb) | 48 (25, 92) | 24 (19, 47) | 0.011 |
Neutrophil (%) in sputum | 74.36 (18.11) | 87.7 (10.55) | 0.062 |
White blood cell (×109/L) | 7.3 (6.2, 9.6) | 8.5 (6.5, 10.3) | 0.192 |
Eosinophil (%) in peripheral blood | 1.8 (0.6, 4.8) | 0.5 (0.2, 1.8) | 0.003 |
Eosinophil count in peripheral blood (×109/L) | 0.1 (0.1, 0.3) | 0 (0, 0.2) | 0.016 |