Genomic variability of Helicobacter pylori isolates of gastric regions from two Colombian populations

Table 1 Prevalence of cagA and vacA alleles of Helicobacter pylori according to site of the stomach

Alleles	Tumaco n = 41			P value	Túquerres n = 31			P value
	Antrum		Body		Antrum		Body
	Lesser curvature	Greater curvature	Greater curvature		Lesser curvature	Greater curvature	Greater curvature
cagA
cagA (+)	85.4%	100%	100%	0.002	96.4%	100%	100%	0.36
cagA (-)	14.6%	0%	0%		0%	0%	0%
vacA
m1	73.2%	78.1%	70.7%	0.360	71.0%	61.3%	58.1%	0.26
m2	26.8%	21.9%	24.3%		12.9%	22.6%	35.5%
vacA
s1	80.5%	78.5%	80.5%	0.730	74.2%	80.7%	64.5%	0.44
s2	19.5%	19.5%	19.5%		19.4%	19.4%	25.8%