Table 4

Crude, sex and age-adjusted ORs, and 95% CI for H. pylori infection defined by ELISA

GroupsCrude OR (95% CI)Adjusted OR (95% CI)
Low risk1.01.0
Moderate risk3.30 (1.40–7.78)3.34 (1.36–8.20)
High risk10.33 (3.16–33.80)10.21 (2.98–34.96)
P trend <0.001P trend <0.001