Table 2.

Correlation between COX-2 mRNA expression and H pylori infection

H pylori	COX-2 mRNA expression
	Antrum	%	Corpus	%	Total	%
Positive	12/34	35	8/36	22	20/70	29
Negative	4/44	9	4/39	10	8/83	10
P		<0.005		>0.05		<0.005