From: Biomarkers of systemic inflammation and depression and fatigue in moderate clinically stable COPD
All | Ex-smokers | Current smokers | P - value | |
---|---|---|---|---|
Number | 120 | 86 (71.7%) | 34 (28.3%) | |
Age, yrs | 66 ± 6.7 | 67 ± 6.9 | 64 ± 6.6 | 0.03 |
Females (%) | 46 (38%) | 30 (35%) | 16 (47%) | 0.4* |
FEV1 % | 52.5 ± 18.5 | 53.5 ± 18.5 | 47.8 ± 17.7 | 0.12 |
PaO2 (kPa) | 9.2 ± 1.4 | 9.1 ± 1.1 | 9.3 ± 1.2 | 0.4 |
PaCO2 (kPa) | 5.2 ±.58 | 5.1 ± 0.5 | 5.3 ± 0.7 | 0.05 |
MCFS | 25.1 ±12.5 | 23.9 ± 12 | 28 ± 13.5 | 0.11 |
CES-D Median (IQR) | 10 (12) | 9 (12) | 11 (11) | 0.4# |
BMI (kg/m2) | 27.5 ± 5.8 | 27.9 ± 5.5 | 26.5 ± 6.4 | 0.22 |
FFMI (kg/m2) | 17.8 ± 3.1 | 18.3 ± 3.2 | 17.2 ± 3.6 | 0.09 |
Pack/years Median (IQR) | 40 (25.8) | 38.3 (31.1) | 41.9 (22.5) | 0.8# |