Figure 5From: Is chronic inhibition of phosphodiesterase type 5 cardioprotective and safe? A meta-analysis of randomized controlled trials Effects of PDE5i on heart rate. A) Main analysis on heart rate (HR); B) subgroup analysis on patients with right heart disease. Diamond indicates the overall summary estimate for the analysis (width of the diamond represents the 95% CI); boxes indicate the weight of individual studies in the pooled analysis. CI: confidence interval; PDE5i: phosphodiesterase type 5 inhibitors.Back to article page