Fig. 5From: Cell-therapy for Parkinson’s disease: a systematic review and meta-analysisUPDRSII score pre- versus post-transplantation in the ‘off’ and ‘on’ states at the last follow-up. The number of studies included are 4 and 3, respectively. Fixed-effect models are used. The sizes of squares represent the weight that each study contributes. The diamond at the bottom represents the overall effect. CI, confidence interval (represented by the lines)Back to article page