Table 2

 Logistic regression analysis: adjusted odds ratios

Odds ratio 95% Confidence interval p Value
Age0.96(0.91–1.01)0.13
NSAID4.93(1.63–14.88)0.005
H pylori 2.80(1.09–7.19)0.03
Interaction0.41(0.11–1.59)0.19