Does Helicobacter pylori eradication therapy for peptic ulcer prevent gastric cancer?

Table 2 Distribution of cases of gastric cancer

Sex	Male	Female			Total
Eradication group	38	9			47	P = 0.3281
Non-eradication group	9	0			9
Type of peptic ulcer	GU/GDU	DU
Eradication group	43	4			47	P = 0.2441
Non-eradication group	7	2			9
Histological type of cancer	Intestinal	Diffuse	Unknown
Eradication group	35	10	2		47	P = 0.3042
Non-eradication group	5	4	0		9
Location of cancer	L	M	U	Unknown
Eradication group	21	18	6	2	47	P = 0.7592
Non-eradication group	3	5	1	0	9
Stage	Early	Advanced	Unknown
Eradication group	34	11	2		47	P = 0.1982
Non-eradication group	9	0	0		9
Treatment	Endoscopy (EMR/ESD)	Surgery	Chemotherapy
Eradication group	12	31	2		47	P = 0.7632
Non-eradication group	2	7	0		9

¹Fisher’s direct test;

²Student’s t test or χ² test. ESD: Endoscopic submucosal dissection; L: Lower third of the stomach; M: Middle third of the stomach; U: Upper third of the stomach.