Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Ulcer bleeding
Systematic review	355 people with previous peptic ulcer bleeding 6 RCTs in this analysis	Bleeding 5% with eradication treatment 24% with short-term antisecretory drugs alone with no maintenance antisecretory treatment	RR 0.23 95% CI 0.12 to 0.43	Moderate effect size	eradication treatment
Systematic review	470 people with previous peptic ulcer bleeding 3 RCTs in this analysis	Bleeding 2% with eradication treatment 6% with short-term antisecretory drugs plus maintenance antisecretory treatment	RR 0.27 95% CI 0.09 to 0.77	Moderate effect size	eradication treatment