Table 3.

Surgical details for index procedure

			Laparoscopic supracervical hysterectomy (n=309)	Endometrial ablation (n=307)
Procedure received*
	Laparoscopic supracervical hysterectomy		291 (94%)	1 (<1%)
	Endometrial ablation		12 (4%)	297 (97%)
	Total hysterectomy		5 (2%)	5 (2%)
	Hysteroscopy or polypectomy		1 (<1%)	4 (1%)
Uterine cavity length (cm)			8·38 (1·63) [259]	7·24 (1·97) [292]
Fibroids†
	Type 0 or 1 fibroid ≤3 cm		11 (4%)	11 (4%)
	Type 2 fibroids ≤3 cm		9 (3%)	6 (2%)
	Intramural or subserosal fibroids ≤3 cm		50 (17%)	10 (3%)
	Not known		15	5
Duration of operation‡ (min)			114 (38) [306]	44 (23) [295]
Post-operative analgesia
	Paracetamol or ibuprofen		269 (87%)	226 (74%)
	Oral opiate		136 (44%)	72 (23%)
	Opiate injection		94 (30%)	46 (15%)
Time to discharge from operation (h)			21·5 (17·0–26·1) [306]	3·2 (2·1–5·1) [303]
Hospital stay >24 h (with reason if known)
	No		207 (68%)	287 (95%)
	Yes
		Pain	30 (10%)	3 (1%)
		Nausea or vomiting	2 (1%)	1 (<1%)
		Social or geographical	13 (4%)	2 (1%)
		Voiding problems	14 (5%)	1 (<1%)
		Other reason	13 (4%)	4 (1%)
		Reason unknown	27 (9%)	5 (2%)
	Not recorded		3	4

Data are n (%), mean (SD), or median (IQR). N in square brackets indicates the valid N for continuous data where there were missing data at baseline.

^*38 women (19 in each group) did not undergo surgical treatment for heavy menstrual bleeding during the study period.

^†Fibroids detected at baseline scan and at hysteroscopy or laparoscopic supracervical hysterectomy procedure.

^‡Time from entry to anaesthetic room to exit from operating room (min).