The aim of this study was to investigate the effect of unilateral and bilateral laparoscopic surgery for endometriosis treatment on the reduction of AMH level after 3 and 6 months, using meta-analysis, in which the standardized mean difference was obtained in examining unilateral laparoscopic surgery for endometriosis, and in examining bilateral laparoscopic surgery for endometriosis. Here, AMH is linked to endometriosis.