From: Small airway epithelial-C/EBPβ is increased in patients with advanced COPD
Parameter | Never smokers | Smokers w/o COPD | GOLD I-II COPDb | GOLD III-IV COPDc | p ANOVA |
---|---|---|---|---|---|
Subjects (n)a | 8 | 6 | 18 | 12 | |
Gender (female/male) | 6/2 | 3/3 | 5/13 | 6/6 | |
Age (years) | 63 ± 4.8 | 56 ± 3.2 | 68 ± 1.8 | 61 ± 1.2 | <0.05 |
Height (m) | 1,64 ± 0.033 | 1.72 ± 0.05 | 1,74 ± 0.02 | 1,7 ± 0.031 | ns |
Weight (kg) | 64,6 ± 4.6 | 69.2 ± 4.4 | 73,1 ± 3.5 | 67,7 ± 4.1 | ns |
Body mass index | 23,9 ± 1.3 | 23.3 ± 1.1 | 24,4 ± 1.1 | 23,3 ± 0.94 | ns |
Pack years | N/A | 43 ± 9.7 | 45 ± 3.5 | 41 ± 3.2 | ns |
Smoker/ex-smoker | N/A | 3/3 | 7/11 | 0/12 | |
FEV1/FVC | 85,9 ± 5.7 | 77.8 ± 2.4 | 61,4 ± 1.9 | 33,4 ± 2.1 | <0.001 |
FEV1 (% of predicted) | 109,8 ± 6.2 | 93.8 ± 4.2 | 74,1 ± 2.7 | 26,2 ± 2.7 | <0.001 |
Corticosteroids (yes/no/unknown) | 0/8/0 | 0/6/0 | 2/16/0 | 9/2/1 | |
Bronchodialator (yes/no/unknown) | 0/8/0 | 0/6/0 | 6/12/0 | 9/2/1 |