Table 1.

Claim-based rate of kidney stones among children < 18 years of age, overall and by year, 2005-2016^*

	All years			Annual Rates^†
Demographic characteristics	Total person- years	Kidney stone events	Rate^†	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016
Overall	28,242,279	16,815	59.5	52.8	56.9	57.7	59.7	63.9	64.8	65.2	63.0	60.5	56.8	60.5	54.1
Age (years)
0 to 2	4,142,231	748	18.1	18.6	19.7	16.9	21.8	20.5	19.0	17.4	15.6	15.4	15.7	15.4	18.7
3 to 10	12,329,769	3,005	24.4	26.7	26.1	26.6	25.8	28.5	26.1	26.2	23.4	21.6	18.8	19.7	19.1
11 to 17	11,770,279	13,062	111.0	95.0	102.3	104.8	109.4	117.0	121.5	121.9	120.0	116.0	110.1	117.5	101.9
Gender
Male	14,431,477	7,051	48.9	44.3	48.2	46.8	49.3	51.5	52.3	57.7	51.1	48.9	45.6	47.6	43.5
Female	13,810,802	9,764	70.7	61.7	66.1	69.2	70.7	76.8	77.8	72.9	75.3	72.7	68.5	73.9	65.2
Race/ethnicity
White	18,588,468	12,77A	68.7	61.1	66.5	66.4	69.7	75.7	73.0	74.0	71.0	68.8	64.9	67.1	66.2
Black	2,327,831	11,074	46.1	33.9	50.6	43.0	44.4	44.6	51.1	49.4	47.2	51.5	39.7	54.6	42.2
Hispanic	3,230,030	1,370	42.4	35.2	32.3	38.4	41.8	42.4	53.9	49.6	45.7	42.3	47.0	47.7	36.6
Asian	1,391,997	270	19.4	16.9	10.5	19.8	17.0	17.3	15.4	23.6	22.8	18.3	19.6	23.4	29.4
Unknown	2,703,953	1,330	49.2	47.1	48.4	52.7	46.7	45.5	56.8	55.6	63.8	54.1	45.9	57.4	39.6
Region
Northeast	2,660,013	1,456	54.7	55.5	59.3	57.8	55.8	55.9	58.2	55.2	44.5	51.9	58.8	51.5	50.5
Midwest	7,186,637	4,203	58.5	56.9	61.8	54.8	58.5	61.3	56.5	65.8	64.1	59.5	54.6	59.1	49.0
South	12,070,227	8,964	74.3	64.0	71.3	75.5	73.6	80.7	82.2	78.3	80.4	75.9	69.1	73.5	65.0
West	6,325,403	2,192	34.7	28.1	27.2	28.9	36.1	34.3	38.3	39.6	34.1	36.2	37.2	42.6	42.2

^†

Per 100,000 person-years