Fig. 4From: The global prevalence of gastric cancer in Helicobacter pylori-infected individuals: a systematic review and meta-analysisAssociation between Pooled prevalence of gastric cancer in Helicobacter pylori positive patients with age (A) and publication year (B) by means of meta-regression. The size of circles indicates the precision of each study. There is a positive significant association with respect to the pooled prevalence with ageBack to article page