| Control | COPD |  |
---|---|---|---|
Characteristics | (n = 6) | (n = 13) | Statistics |
Age. Yr | 60.3 (3.5) | 65.5 (2.5) | n.s. |
Gender | Â | Â | Â |
   Male | 5 | 11 |  |
   Female | 1 | 2 |  |
FEV1 | Â | Â | Â |
   L | 3.33 (0.44) | 1.40 (0.16) | 0,006 |
   % predicted | 104.5 (8.4) | 46.8 (4.9) | < 0.001 |
FEV1/FVC ratio | 78.0 (2.0) | 45.4 (4.4) | < 0.001 |
GOLD | Â | Â | Â |
II | Â | 5 | Â |
III | Â | 6 | Â |
IV | Â | 2 | Â |
MRC score | Â | Â | Â |
   0 | 6 |  |  |
   1 |  | 4 |  |
   2 |  | 4 |  |
   3 |  | 5 |  |
Smoking status | Â | Â | Â |
   Current smokers |  | 2 |  |
   Ex-smokers | 3 | 11 |  |
   Never smokers | 3 |  |  |
Weight. kg | 74.7 (3.6) | 81.7 (3.8) | n.s. |
Height. cm | 175 (4) | 178 (3) | n.s. |
BMI. kg/m2 | 24.4 (0.8) | 25.8 (0.9) | n.s. |
hsCRP, mg/L | 3.8 (2.4) | 4.6 (1.8) | n.s. |
Leukocyte cell count. x106 cells/mL | 6.7 (0.8) | 8.1 (0.5) | n.s. |
Data is represented as mean ± standard error of the mean |