Association between X-ray repair cross-complementing group 1(XRCC1) Arg399Gln polymorphism and endometriosis: A systematic review and meta-analysis

Our meta-analysis suggested that Arg399Gln in XRCC1 was associated with endometriosis risk. And especially in Asians, the A allele might be a preventive factor for this disease. Further well-designed researches with larger sample size and various regions are required to validate our conclusion.