Table 2.

Relationship between serum CEA and HMGB1 levels and clinical characteristics in all patients

Variables	CEA	P-value	HMGB1	P-value
Age* (γp)	0.078	p > 0.05	- 0.044	p > 0.05
Sex† (γs)	0.071	p > 0.05	- 0.187	p = 0.005
H. pylori infection† (γs)	- 0.121	p > 0.05	- 0.046	p > 0.05
CEA*(γp)	-	-	0.081	p > 0.05
HMGB1*(γp)	0.081	p > 0.05	-	-

* This variable is evaluated by Pearson correlation (for continuous variables). γ_p, Pearson correlation coefficients.

^† This variable is evaluated by Spearman correlation (for non-continuous variables). γ_s, Spearman correlation coefficients.