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Table 5 Oxidative stress markers in studied groups

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

   Case Control P value
N = 40 N = 30
Malondialdehyde Median
IQR
21.5
11–42.5
6.5
5.5–7.5
< 0.001*
Superoxide dismutase Median
IQR
120.5
90–234
55
40–66
< 0.001*
  1. Mann-Whitney test for non-parametric quantitative data between the two groups
  2. *Significance level at P value < 0.05