Asthma | ACO | COPD | P value | |||
---|---|---|---|---|---|---|
N = 17 | N = 41 | N = 12 | Asthma vs. ACO | Asthma vs. COPD | ACO vs. COPD | |
Demographics | ||||||
Age, year | 73.23 ± 3.54 | 73.51 ± 5.61 | 72.58 ± 6.18 | NS | NS | NS |
Male, N | 9 (52.94) | 16 (39.02) | 8 (66.67) | NS | NS | NS |
Height, cm | 164.61 ± 6.76 | 157.44 ± 8.61 | 160.35 ± 8.81 | 0.0034 | NS | NS |
BMI, m2/kg | 23.45 ± 3.01 | 25.45 ± 3.78 | 24.06 ± 3.37 | 0.015 | NS | NS |
Smoker, N | 5 (29.41) | 25 (60.97) | 12 (100.00) | NS | NA | NA |
Medications | ||||||
Low dose* ICS, N | 1 (5.88) | 0 (0) | 0 (0) | NA | NA | NA |
Medium dose* ICS, N | 13 (76.47) | 28 (68.29) | 3 (25.00) | NS | 0.0074 | 0.0042 |
High dose* ICS, N | 3 (17.65) | 13 (31.71) | 2 (16.67) | NS | NS | NS |
Inhaled LAMA, N | 0 (0) | 35 (85.37) | 12 (100.00) | NA | NA | NA |
Lung function | ||||||
FVC, mL | 2771.67 ± 908.34 | 2489.26 ± 778.25 | 3378.82 ± 674.35 | NS | 0.0012 | NS |
FVCp, % | 95 ± 22.67 | 94.65 ± 18.73 | 101.82 ± 21.43 | NS | 0.048 | 0.037 |
FEV1, mL | 1883.33 ± 557.07 | 1521.95 ± 484.60 | 1792.94 ± 384.60 | NS | 0.032 | 0.045 |
FEV1p, % | 91.5 ± 23.45 | 82.31 ± 25.74 | 75.52 ± 19.32 | 0.0062 | 2.7 × 10−4 | 0.014 |
FEV1/FVC ratio, % | 69.25 ± 10.11 | 62.73 ± 13.97 | 54.88 ± 12.18 | 0.0017 | 1.4 × 10−4 | 0.0098 |
Inflammatory markers | ||||||
Sputum neutrophil, % | 33.19 ± 10.90 | 35.53 ± 13.70 | 43.76 ± 13.79 | NS | 0.0036 | 0.042 |
Sputum eosinophil, % | 6.02 ± 6.70 | 3.86 ± 6.37 | 0.97 ± 1.11 | 0.0027 | 5.7 × 10−5 | 0.016 |
Blood eosinophil, % | 4.53 ± 2.82 | 2.60 ± 2.07 | 3.01 ± 2.31 | 0.039 | NS | NS |