Table 4 Univariate analysis of relationship between Helicobacter pylori genotyping and histology.

		Antrum				Corpus
	n	H pylori density	Neutrophil infiltration	Intestinal metaplasia	Atrophy	H pylori density	Neutrophil infiltration	Intestinal metaplasia	Atrophy
BabA
Positive	158	2.5 (2.6)	2.6 (2.5)	0.7 (0)	1.7 (1.2)	2.5 (2.7)	1.9 (2.1)	0.3 (0)	0.6 (0)
Negative	42	2.1 (2.1)	1.8 (1.8)	0.4 (0)	0.9 (0.6)	2.0 (1.9)	1.3 (1.0)	0.2 (0)	0.3 (0)
p value		0.018	0.002	NS	0.001	0.005	0.020	NS	NS
BabB
Positive	135	2.4 (2.5)	2.4 (2.4)	0.7 (0)	1.4 (1.0)	2.4 (2.3)	1.8 (2.0)	0.3 (0)	0.5 (0)
Negative	65	2.4 (2.4)	2.5 (2.4)	0.7 (0)	1.6 (1.2)	2.5 (2.4)	1.7 (2.0)	0.3 (0)	0.6 (0)
p value		NS	NS	NS	NS	NS	NS	NS	NS
SabA
Positive	116	2.4 (2.6)	2.1 (2.4)	0.8 (0)	1.8 (1.3)	2.3 (2.0)	1.5 (1.7)	0.4 (0)	0.7 (0)
Negative	84	2.5 (2.5)	2.9 (2.7)	0.5 (0)	1.0 (0.6)	2.6 (2.8)	2.2 (2.0)	0.2 (0)	0.4 (0)
p value		NS	<0.001	0.056	<0.001	0.017	<0.001	0.049	0.047
OipA
Positive	154	2.6 (2.7)	2.7 (2.5)	0.8 (0)	1.6 (1.0)	2.6 (2.8)	1.9 (2.0)	0.3 (0)	0.6 (0)
Negative	46	1.9 (1.8)	1.7 (1.8)	0.4 (0)	1.0 (0.9)	1.9 (2.1)	1.3 (1.0)	0.1 (0)	0.4 (0)
p value		<0.001	<0.001	NS	0.021	<0.001	0.005	NS	NS
CagA
Positive	160	2.5 (2.6)	2.6 (2.5)	0.8 (0)	1.6 (1.0)	2.5 (2.7)	1.9 (2.0)	0.3 (0)	0.6 (0)
Negative	40	2.1 (1.9)	1.8 (1.9)	0.2 (0)	0.9 (0.6)	2.0 (2.1)	1.4 (1.1)	0.1 (0)	0.3 (0)
p value		0.029	0.003	0.030	0.005	0.010	0.054	0.031	0.098

NS, not significant, p>0.10.

For histological scores (minimum 0 to maximum 5), mean (median) are presented.