Table 1:

Number of patients undergoing hysterectomy, by surgical route, year and region of England, and number and percentage of major complications within 28 days, by surgical route and year

Surgical route, by year	No. of patients^*									Major complications	% (95% CI) of patients with major complications
Surgical route, by year	Northern and Yorkshire^†	Trent^†	West Midlands^†	North West^†	Eastern^†	London^‡	South East^†	South West^†	Total	Major complications	% (95% CI) of patients with major complications
Laparoscopic hysterectomy
2011	685	375	430	454	434	673	1445	775	5271	216	4.1 (3.6 to 4.7)
2012	819	564	529	608	539	720	1610	839	6228	265	4.3 (3.8 to 4.8)
2013	981	686	640	888	681	717	1800	955	7348	279	3.8 (3.4 to 4.3)
2014	1239	727	855	999	681	771	2076	1004	8353	354	4.2 (3.8 to 4.7)
2015	1542	827	1019	1165	738	866	2165	1084	9406	379	4.0 (3.6 to 4.5)
2016	1554	902	968	1368	815	978	2304	1207	10 096	441	4.4 (4.0 to 4.8)
2017	1648	1059	1146	1403	875	1166	2392	1245	10 934	536	4.9 (4.5 to 5.3)
2018	1665	1125	1083	1474	942	1174	2295	1206	10 964	567	5.2 (4.8 to 5.6)
Total	10 133	6265	6670	8359	5705	7065	16 087	8315	68 599	3037	4.4 (4.3 to 4.6)
Major complications	398	228	262	365	258	374	729	423	3037	–	–
% (95% CI) of patients with major complications	3.9 (3.6 to 4.3)	3.6 (3.2 to 4.1)	3.9 (3.5 to 4.4)	4.4 (3.9 to 4.8)	4.5 (4.0 to 5.1)	5.3 (4.8 to 5.8) to 4.9)	4.5 (4.2 to 5.6)	5.1 (4.6 to 4.6)	4.4 (4.3	–	–
Abdominal hysterectomy
2011	2249	2316	2883	3160	2034	2302	2922	1977	19 843	784	4.0 (3.7 to 4.2)
2012	2057	2287	2647	2937	2059	2324	2866	1774	18 951	884	4.7 (4.4 to 5.0)
2013	1850	2109	2506	2736	1934	2197	2547	1522	17 401	769	4.4 (4.1 to 4.7)
2014	1830	2105	2239	2636	1993	2107	2485	1444	16 839	784	4.7 (4.3 to 5.0)
2015	1641	1980	2048	2372	1765	1974	2376	1344	15 500	788	5.1 (4.7 to 5.4)
2016	1427	1736	1847	2156	1559	1752	2075	1103	13 655	776	5.7 (4.7 to 5.4)
2017	1282	1540	1747	1910	1435	1704	1887	990	12 495	739	5.9 (5.5 to 6.3)
2018	1191	1446	1573	1701	1241	1632	1672	831	11 287	677	6.0 (5.6 to 6.5)
Total	13 527	15 519	17 490	19 608	14 020	15 992	18 830	10 985	125 971	6201	4.9 (4.8 to 5.0)
Major complications	653	657	838	1159	650	845	839	560	6201	–	–
% (95% CI) of patients with major complications	4.8 (4.5 to 5.2)	4.2 (3.9 to 4.6)	4.8 (4.5 to 5.1)	5.9 (5.6 to 6.3)	4.6 (4.3 to 5.0)	5.3 (4.9 to 5.6) to 4.8)	4.5 (4.2 to 5.5)	5.1 (4.7 to 5.0)	4.9 (4.8	–	–

Note: CI = confidence interval.
↵* Unless specified otherwise.
↵† National Health Service region data used for our development model. Laparoscopic surgical route: total no. of procedures 61 534, no. (%) of major complications 2663 (4.3), 95% CI 4.2% to 4.4%. Abdominal surgical route: total no. of procedures 109 979, no. (%) of major complications 5356 (4.8), 95% CI 4.7% to 4.9%.
↵‡ National Health Service region data used for our validation model. Laparoscopic surgical route: total no. of procedures 7065, no. (%) of major complications 374 (5.3), 95% CI 4.8% to 5.8%. Abdominal surgical route: total no. of procedures 15 992, no. (%) of major complications 845 (5.3), 95% CI 4.9% to 5.6%.