Table 4

Distribution of PGC genotypes which possessed allele 4 in the controls and patients with gastric ulcer

	Genotypes
	H pylori (−)			H pylori (+)
	Allele 4 (+)	Allele 4 (−)		Allele 4 (+)	Allele 4 (−)
Controls	22	32		60	63
Gastric ulcer
Body	5^7-150	1		27^7-151	7
Angulus or antrum	2	2		13	18

↵7-150 Significantly different from controls, χ²=3.96, p<0.05.
↵7-151 Significantly different from controls, χ²=10.12, p<0.005.