Multivariable linear regression analysis (80 stable COPD patients and 20 healthy non-COPD volunteers)
| Parameter | Log transformed PECAM EMP per unit change in parameter | p Value |
| PECAM EMP* | ||
| Body mass index, kg/m2 | −0.08 | 0.368 |
| FEV1/FVC ratio, % | −0.50 | <0.001 |
| LAA scores | 0.08 | 0.445 |
Bold denotes values: p < 0.05.
*|r|=0.58, p<0.001.