Table 2.
Demographic and clinical data of the subjects of the study groups
| Healthy (n = 29) | Smokers (n = 22) | COPD (n = 21) | p-value | Youngs (n = 20) | |
|---|---|---|---|---|---|
| Age (years) | 65.4 ± 2.9 | 64.2 ± 3.3 | 65 ± 5.1 | 0.54 | 22.8 ± 2.9 |
| Men/women | 15/14 | 10/12 | 13/8 | 0.8 | 10/10 |
| BMI (kg/m2) | 25 ± 3.6 | 25.7 ± 4.2 | 24.4 ± 3.3 | 0.58 | 22.9 ± 2.5 |
| Pack/years | – | 45.3 ± 22.8 | 52.0 ± 22.4 | 0.33 | – |
| FEV (%) | – | 86.6 ± 8 | 42.3 ± 11 | < 0.0001 | – |
| % CMV+ seropositive | 82.8 | 86.4 | 100 | 0.12 | 60 |
Values presented as mean ± standard deviation. Statistical difference as calculated with Kruskal-Wallis test, Mann Whitney test or Fischer test