The efficacy and safety of leuprolide acetate combined with Mirena in the treatment of adenomyosis: a systematic review and meta-analysis

heterogeneity is statistical heterogeneity, we would choose to merge data with random effects.Subgroup analysis: Divide into subgroups based on control measures，Subgroup 1: Leuprolide acetate alone; Subgroup 2: Mirena; Subgroup 3: Placebo.Sensitivity analysis: If a sufficient number of studies are identified for inclusion, we will conduct sensibility analysis by eliminating studies one by one to find the source of heterogeneity.Country(ies) involved: China.