Table 1 shows the main characteristics of the trails, which consisted of sample size, age, duration, and outcomes. 10 studies recruited a total of 836 postoperative patients with endometriosis, including 420 patients in Salvia miltiorrhiza-containing CHM combined with GnRH-a group and 416 patients in GnRH-a alone group. The gene discussed is GNRH1; the disease is endometriosis.