Table 6 FeNO level and sputum induction result for the patients
Variables | Blood eosinophilia (n = 28) | Blood noneosinophilia (n = 47) | p-value |
|---|---|---|---|
Mean age, years | 58 (52.3, 71.3) | 62 (53, 71) | 0.496 |
Males, n (%) | 16 (57.1) | 26 (55.3) | 0.878 |
Mean body mass index, kg/m2 | 22.64 (3.15) | 23.54 (3.85) | 0.509 |
Smokers, n (%) | 11 (39.3) | 21 (44.7) | 0.648 |
Postbronchodilator FEV1% predicted | 83.29 (7.33) | 80.87 (13.87) | 0.23 |
Postbronchodilator FEV1 (L) | 2.13 (0.59) | 1.9 (0.54) | 0.696 |
Postbronchodilator FEV1/FVC (%) | 68.32 (8.02) | 68.34 (8.92) | 0.505 |
FeNO level, (ppb) | 48 (25, 95) | 35 (19, 65) | 0.103 |
Eosinophil (%) in sputum | 9.85 (3.52, 24.83) | 3.6 (0.5, 10.3) | 0.001 |
Neutrophil (%) in sputum, mean (SD) | 71.37 (19.34) | 82.66 (14.51) | 0.151 |
White blood cell (×109/L) | 6.9 (6, 9.2) | 7.9 (6.8, 10.3) | 0.069 |
Eosinophil count in peripheral blood (×109/L) | 0.3 (0.2, 0.7) | 0.1 (0, 0.1) | < 0.001 |