Fig. 7From: Stress ulcer prophylaxis with proton pump inhibitors or histamine 2 receptor antagonists in critically ill adults - a meta-analysis of randomized controlled trials with trial sequential analysisFunnel plots for evaluating the publication bias of included trials for theclinically important GI bleeding (Panel a) and overt GI bleeding (Panel b). Both funnel plots are visually symmetric, and the Begg’s and Egger’s tests reveals no significant publication bias. RR relative risk; GI GI gastrointestinalBack to article page