Prevalence and resistance of Helicobacter pylori in a predominantly Hispanic population

Table 3 Relative risk of Helicobacter pylori infection (n = 969)

Variable	Relative risk (95%CI)	P value
Sex (reference male)
Female	0.85 (0.61-1.17)	0.31
Age	1.00 (0.98-1.01)	0.50
Country of origin (Reference United States)
Mexican origin	2.39 (1.48-3.86)	< 0.01a
Central/South American origin	1.59 (0.90-2.82)	0.11
Asian origin	1.27 (0.60-2.68)	0.54
PPI use
No prior PPI	1.93 (1.36-2.74)	< 0.01a

^aP < 0.01, statistical significance.

PPI: Proton pump inhibitor; CI: Confidence interval.