Research Article

The Differences in the Levels of Oxidative Status Marker and Soluble CD95 in Patients with Moderate to Severe COPD during an Exacerbation and a Stable Period

Table 3

Correlations between oxidative stress markers and lung function parameters in patients with moderate to severe COPD.

GOLDIIGOLDIII
FEV1 (%)FEV1/FVC (%)ICFEV1 (%)FEV1/FVC (%)IC

Diene conjugates





Schiff base





Imax





Imax/S





sCD95 (serum)





sCD95 (EBC)






: correlation coefficient; FEV1: forced expiratory volume in 1 second; % pred: % predicted; FVC: forced vital capacity; IC: inspiratory capacity (%); EBC: exhaled breath condensate.