| Control | COPD | COPD-PH | ANOVA | |
| PWV (m/s) | 8.1 (6.7-9) | 9.5 (7.9-11.4)* | 11.5 (10.5-13.8)# | <0.001 |
| AI (%) | 27 (15-36) | 24 (17-31) | 24 (17-32) | 0.704 |
| Maximum FMD (%) | 5.27 (4.45-6.29) | 3.9 (2.65-4.9)* | 3.7 (2.54-4.85)* | 0.08 |
Data are median (interquartile range) * p<0.05 vs control; # p<0.001 vs control