Figure 2.

Forest plot of risk ratios (RR) for restenosis (≥ 50% diameter stenosis). Markers represent point estimates of risk ratios, marker size represents study weight in random effects meta-analysis. Horizontal bars indicate 95% confidence intervals. CCC, coronary collateral circulation; CI, confidence interval.

Meier et al. BMC Medicine 2012 10:62   doi:10.1186/1741-7015-10-62
Download authors' original image