摘要 : Objective:The aim of present meta-analysis was to evaluate the clinical efficacy of Ginkgo biloba extract combined with conventional therapy in the treatment of diabetic retinopathy(DR).Methods:The randomized controlled trials(RCT... 展开 Objective:The aim of present meta-analysis was to evaluate the clinical efficacy of Ginkgo biloba extract combined with conventional therapy in the treatment of diabetic retinopathy(DR).Methods:The randomized controlled trials(RCTs)of Ginkgo biloba extract adjuvant conventional therapy for treating DR were searched in PubMed,the Cochrane Library,China Knowledge Network(CNKI),China Biomedical Literature Service System(SinoMed),VIP Information Chinese Journal Service Platform(VIP),and Wanfang database.Two reviewers independently extracted data and conducted methodological quality assessment.Data analysis was performed using Revised Cochrane risk-of-bias tool for randomized trials(RoB 2).Results:A total of 9 RCTs involving 798 patients were included in current research.Meta-analysis showed that Ginkgo biloba extract combined with conventional medicine can improve total effective rate[OR=0.33,95%CI=(0.23,0.46),P<0.0001],visual acuity[OR=-0.11,95%CI=(-0.14,-0.07),P<0.0001]and visual field average defect[OR=0.59,95%CI=(0.53,0.65),P<0.0001].Conclusion:The available evidence indicated that Ginkgo biloba extract combined with conventional medicine can be beneficial for treating DR.However,our findings were warranted to verify by more large-scale,multi-center clinical trials. 收起