Increased Oxidative Stress in Gastric Cancer Patients and Their First-Degree Relatives: A Prospective Study from Northeastern Brazil

Table 2

Comparison of serum GSH concentration, CAT, MDA concentration, between controls and gastric cancer patients.

Univariate	CG	GC
GSH	337.76 (112.18-561)	125.72 (46.29-220.41)	<0.001
CAT	0.97 (0.69-1.42)	0.95 (0.43-1.33)	0.355
MDA	3.85 (3.33-6.47)	6.32 (3.94-12.13)	0.011
SOD	0.66 (0.58-0.77)	0.6 (0.48-0.73)	0.163
Multivariate	CG	GC
GSH	325.5 (309.25-380.42)	137.84 (125.98-157.91)	<0.001
CAT	1.04 (0.92-1.15)	0.9 (0.79-1.05)	0.329
MDA	5.44 (5.16-5.57)	8.93 (8.53-9.43)	0.001
SOD	0.67 (0.67-0.68)	0.6 (0.59-0.61)	0.189

Values estimated for generalized linear model gama-log: intercept, sex, smoking, cancer, and age. Data presented as median (25th percentile-75th percentile). CG control group and GC gastric cancer group.