Figure 1

Trend analysis of surgery and prescription for endometriosis patients. (a) Surgery rates. (b) Prescription rates. (c) Prescription days. The values of total population and subgroup by ages (≥ 40 and < 40 years) were presented. Rates were expressed per 100 patients by year. Prescription days were provided with the mean (standard deviation) per one patient by year. Prescription days were calculated for patients who were prescribed corresponding medication. GnRH gonadotrophin-releasing hormone.