Total Antioxidant Status (TAS), Superoxide Dismutase (SOD), and Glutathione Peroxidase (GPx) in Oropharyngeal Cancer Associated with EBV Infection

Table 4

Serum antibody level in EBV-positive and EBV-negative patients in comparison with the control group (NTU: NovaTec-Units).

	Patients ()				Controls ()		value^2
	EBV+		EBV-
EBVCA							0.0198
value^1	0.0107
EBNA							0.0031
value^1	0.0285
EA		%		%		%	10^-6
High level	16	55.1	0	0	0	0
Low level	8	26.7	10	27.03	12	40.0
No EA	5	17.2	27	72.97	18	60.0

Statistically significant; EBVCA, EBNA: 1: Mann-Whitney test; 2: ANOVA Kruskal-Wallis test; EA: Pearson’s chi-square test.