Fig. 1From: Integrative and quantitive evaluation of the efficacy of his bundle related pacing in comparison with conventional right ventricular pacing: a meta-analysisshowed flow diagram of the process of clinical studies inclusion and exclusion and left ventricular ejection fraction of HBRP compared to ones of RVP. a flow diagram; b forrest plot of LVEF; (WMDÂ =Â weight mean difference, and CIÂ =Â confidence interval)Back to article page