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

Table 2

Comparison of GSTM1 and GSTT1 gene polymorphism distributions in the COPD and control groups.

GST	COPD group	Control group	χ^2
GSTM1 (+)	13 (39.4%)	21 (63.6%)	3.882	0.049
GSTM1 (−)	20 (60.6%)	12 (36.4%)
GSTT1 (+)	12 (36.4%)	21 (63.6%)	4.909	0.027
GSTT1 (−)	21 (63.6%)	12 (36.4%)