Research Article

Effects of Glutathione S-Transferase Gene Polymorphisms and Antioxidant Capacity per Unit Albumin on the Pathogenesis of Chronic Obstructive Pulmonary Disease

Table 3

Comparison of Z values detected using three methods in the COPD and control groups.

Z valueCOPD groupControl groupt

Z (I2/KI)1.021 ± 1.2070.000 ± 1.0003.741<0.001
Z (KMnO4)1.622 ± 1.217−0.000 ± 1.0005.914<0.001
Z (H2O2)1.220 ± 1.0750.000 ± 1.0004.771<0.001

Z (M)1.293 ± 1.0000.018 ± 0.8125.686<0.001