Fig. 2From: Implant survivorship, functional outcomes and complications with the use of rotating hinge knee implants: a systematic reviewForest plot for survivorship of hinge knee prosthesis at 1-, 5- and 10-years post-operation. All values are presented with 95% confidence intervals and squares weighted to population size. *95% CI calculated using CII proportions in Stata. **95% CI calculated from Kaplan–Meier curve using Web Plot DigitizerBack to article page