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Table 7 Correlation between oxidative stress biomarkers, FEV1 and dyspnea grade

From: Chronic obstructive pulmonary disease in non-smokers: role of oxidative stress

 

Dyspnea degree

r

P value

FEV1

0.479

0.002*

Malondialdehyde

− 0.522

0.001*

Superoxide dismutase

0.036

0.827

  1. Spearman’s correlation
  2. *Significance level at P value < 0.05