Figure 3.

Forrest plot of estimated hazard ratios on secondary patency comparing Dacron® and PTFE for each study and by random-effect meta-analysis (PTFE: polytetrafluoroethylene, SE: standard error, CI: confidence interval).

Roll et al. BMC Surgery 2008 8:22   doi:10.1186/1471-2482-8-22
Download authors' original image