Table 1.

Characteristics of groups

	Controls (n = 238)	GC (n = 114)	HRAG (n = 222)	ANOVA (Age) Chi-squared test p value
Age
Mean ± SD	56.9 ± 16.1	65.51 ± 13.4	63.4 ± 10.4	< 0.001
Gender
Male	79 (33.2%)	77 (67.5%)	87 (39.2%)	< 0.001
Female	159 (66.8%)	37 (32.5%)	135 (60.8%)
H. pylori
Positive	141 (59.2%)	70 (61.4%)	133 (59.9%)	0.928
Negative	97 (40.8%)	44 (38.6%)	89 (40.1%)

Statistical analysis was performed globally for all three groups.

GC, gastric cancer; HRAG, high risk atrophic gastritis