Trends in Hysterectomy Incidence Rates During 2000–2015 in Denmark: Shifting from Abdominal to Minimally Invasive Surgical Procedures

Figures & data

Table 1 Number and Percentage of Hysterectomies, Stratified by Age, Calendar Year, and Surgical Procedure

	Total n (%)	Benign n (%)	Malignant n (%)
Total	98,484 (100)	73,359 (100)	25,125 (100)
Age
20–39	11,424 (11.6)	9,237 (12.6)	2,187 (8.7)
40–54	53,291 (54.1)	46,936 (64.0)	6,355 (25.3)
55+	33,769 (34.3)	17,186 (23.4)	16,583 (66.0)
Calendar year
2000	6,252 (6.3)	4,831 (6.6)	1,421 (5.7)
2001	6.680 (6.8)	5,098 (6.9)	1,582 (6.3)
2002	6,980 (7.1)	5,480 (7.5)	1,500 (6.0)
2003	6,792 (6.9)	5,287 (7.2)	1,475 (5.9)
2004	6,229 (6.3)	4,760 (6.5)	1,469 (5.8)
2005	6.236 (6.3)	4,751 (6.5)	1,485 (5.9)
2006	6,138 (6.2)	4,650 (6.4)	1,488 (5.9)
2007	6,187 (6.3)	4,670 (6.4)	1,517 (6.0)
2008	5,832 (5.9)	4,257 (5.8)	1,575 (6.3)
2009	6,279 (6.4)	4,636 (6.3)	1,643 (6.5)
2010	5,489 (5.9)	4,310 (5.9)	1,539 (6.1)
2011	6,100 (6.2)	4,439 (6.1)	1,661 (6.6)
2012	5,787 (5.9)	4,123 (5.6)	1,664 (6.6)
2013	5,774 (5.9)	4.063 (5.5)	1,711 (6.8)
2014	5,869 (6,0)	4,144 (5.6)	1,725 (6.9)
2015	5,530 (5.6)	3,860 (5.3)	1,670 (6.6)
Surgical procedure
Laparoscopic	12,249 (12.4)	9,732 (13.3)	2,517 (10.0)
Robot-assisted	3,449 (3.5)	868 (1.2)	2,581 (10.2)
Abdominal	49,208 (50.0)	32,940 (44.9)	16,268 (64.5)
Vaginal	21,890 (22.2)	20,697 (28.2)	1,193 (4.7)
Supravaginal	9,536 (9.7)	9,044 (12.3)	492 (2.0)
Radical	2,152 (2.2)	78 (0.1)	2,074 (8.2)

Table 2 Overall Hysterectomy-Corrected, Age-Standardized (US 2010 Female Population) Incidence Rate per 100,000 Person-Years, Stratified by Age, Indication, and Surgical Procedure

	n	Corrected
		IR (95% CI)	SIR (95% CI)
Total	98,484	343.8 (341.6;345.9)	351.1 (348.9;353.3)
Age
20–39	11,424	107.8 (105.9;109.8)	NA
40–54	53,291	674.0 (668.3;679.7)	NA
55+	33,769	332.9 (329.3;336.4)	NA
Indication
Benign	73,281	255.8 (254.0;257.7)	261.7 (259.8;263.6)
Malignant	25,125	87.7 (86.6;88.8)	89.1 (88.0;90.2)
Surgical procedure
Laparoscopic	12,249	42.8 (42.0;43.5)	43.6 (42.8;44.4)
Robot-assisted	3,449	12.0 (11.6;12.4)	12.2 (11.8;12.6)
Abdominal	49,208	171.8 (170.3;173.3)	175.6 (174.1;177.2)
Vaginal	21,890	76.4 (75.4;77.4)	77.9 (76.8;78.9)
Supravaginal	9,536	33.3 (32.6;34.0)	34.2 (33.5;34.8)
Radical	2,074	7.2 (6.9;7.6)	7.3 (7.0;7.6)

Abbreviation: NA, not applicable.

Figure 1 Age-standardized (US 2010 female population) hysterectomy-corrected incidence rates of hysterectomy over calendar time and corresponding average annual percentage change stratified by surgical procedure.

Note: *Based on SIR from 2008 to 2015 since no robot-assisted hysterectomy was performed prior to 2008.

Figure 2 Age-standardized (US 2010 female population) hysterectomy-corrected incidence rates of hysterectomy over calendar time and corresponding average annual percentage change among women with benign disease, stratified by surgical procedure.

Note: *Based on SIR from 2008 to 2015 since no robot-assisted hysterectomy was performed prior to 2008.

Figure 3 Age-standardized (US 2010 female population) hysterectomy-corrected incidence rates of hysterectomy over calendar time and corresponding average annual percentage change among women with malignant disease, stratified by surgical procedure.

Note: *Based on SIR from 2008 to 2015 since no robot-assisted hysterectomy was performed prior to 2008.