Figure 5From: Effects of fish oil supplementation on inflammatory markers in chronic heart failure: a meta-analysis of randomized controlled trials Funnel plot (with pseudo 95% CIs) of all individual study arms in the meta-analysis of circulating TNF-α for patients with CHF randomized to fish oil or placebo. CHF, chronic heart failure; TNF-α, tumor necrosis factor α; SMD, standardized mean difference; se, standard error; CI, confidence interval.Back to article page