Burden of gallstone disease in the United States population: Prepandemic rates and trends

Table 7 Number and age-adjusted rates of ambulatory and inpatient laparoscopic and open cholecystectomy by age, sex, race, and region among Medicare beneficiaries in the United States, 2019

Demographic characteristics	Ambulatory				Inpatient
	Number in thousands1	Rate per 1000001	Number in thousands2	Rate per 1000002	Number in thousands1	Rate per 1000001	Number in thousands2	Rate per 1000002
Age (yr)
65 to 69	44920	222	240	1.2	23360	115	4060	20
70 to 74	31080	234	300	2.3	21260	160	3380	26
75 to 79	19840	220	-	-	17720	196	2480	27
80 to 84	9640	164	-	-	12600	214	1840	31
75+	5280	88	-	-	11060	185	1760	29
Sex
Female	68280	228	460	1.5	43220	145	5780	19
Male	42480	174	460	1.9	42780	175	7740	32
Race
White	89580	217	740	1.8	64800	157	10480	25
Black	6380	128	-	-	6200	125	1160	23
Other	14800	184	-	-	15000	186	1880	23
Region
Northeast	15480	156	-	-	12720	128	2480	25
Midwest	25100	212	280	2.4	17620	149	3020	26
South	49260	241	280	1.4	36280	178	5860	29
West	20920	171	-	-	19380	159	2160	18
Total	110760	204	920	1.7	86000	158	13520	25

¹Laparoscopic.

²Open.

Source: Centers for Medicare and Medicaid Services 5% file. Counts less than 200 are not reported.