Expression of gastric cancer-associated MG7 antigen in gastric cancer, precancerous lesions and H. pylori-associated gastric diseases

Table 4 The expression of MG7 antigen in H. pylori-associated gastric lesions

Gastric lesions	H. pylori-positive			H. pylori-negative
	n	MG7 expression		n	MG7 expression
		No. of cases	rate (%)		No.of cases	rate (%)
superficial gastritis	39	8	20.5	27	0	a
gastric ulcer	12	3	25	8	1	12.5
atrophic gastritis	32	20	62.5	38	25	65.8
intestinal metaplasia	50	26	52.0	30	20	66.7
dysplasia	33	10	30.3	22	12	54.5

^aP < 0.05 vs compared with H. pylori-positive cases of the same gastric lesion