Type of procedure
The majority of the procedures (3193, 76%) were recorded as diagnostic (Table 1). Hysteroscopic polypectomy was the most common operative procedure representing 713/1258, 57% of such procedures. Where more than one type of procedure was undertaken, the procedure was categorised according to the following hierarchy: endometrial ablation>myomectomy>polypectomy>insertion/retrieval IUS> hysteroscopy +/- biopsy.