Table 5.

Effect of Helicobacter pylori eradication treatment on prevalence of heartburn and reflux at two years. Values are numbers (percentages) unless stated otherwise

Measure	Placebo (n=787)	Active treatment (n=771)	Unadjusted odds ratio (95% CI) for active treatment
Prevalence of heartburn* (n=1410)	170/702 (24.2)	169/708 (23.9)	0.99 (0.88 to 1.12)
Prevalence of reflux† (n=1419)	124/704 (17.6)	135/715 (18.9)	1.04 (0.91 to 1.19)

^*Defined as heartburn at least once a month.

^†Defined as reflux at least once a month.