Fig. 3From: A call to action for delirium research: Meta-analysis and regression of delirium associated mortalityMeta-regression analysis using setting (ICU, mixed, medical, post-acute, surgical) as a covariate to measure the effect of delirium on mortality. Each circle represents one study, and the size of the circles are proportional to the study size. Overall effect size in each group indicated as a horizontal lineBack to article page