Table 10. Chlamydia - Reported Cases and Rates per 100,000 Population by Age Group and Sex, United States, 2006-2010

This web page is archived for historical purposes and is no longer being updated. Newer data is available on the STD Data and Statistics page.

Year	Age Group	Cases				Rates*
Year	Age Group	Total	Male	Female	Unknown Sex	Total	Male	Female	Unknown Sex
2006	10-14	13,542	1,227	12,279	36	65.7	11.6	122.0
	15-19	350,627	58,332	291,493	802	1,644.3	533.4	2,805.7
	20-24	376,042	92,295	283,018	729	1,781.2	846.0	2,774.4
	25-29	160,411	48,977	111,125	309	774.6	462.7	1,097.5
	30-34	63,501	22,377	40,996	128	322.2	224.2	421.5
	35-39	30,794	12,656	18,064	74	145.4	118.8	171.5
	40-44	15,251	7,350	7,870	31	67.8	65.6	69.8
	45-54	11,293	5,767	5,495	31	26.1	27.1	25.0
	55-64	2,398	1,323	1,070	5	7.6	8.7	6.5
	65+	889	420	465	4	2.4	2.7	2.2
	Unknown Age	4,789	1,444	3,009	336
2007	10-14	13,583	1,242	12,303	38	66.9	11.9	124.1
	15-19	378,107	66,806	310,474	827	1,760.8	606.9	2,966.3
	20-24	401,173	101,160	299,315	698	1,907.4	932.1	2,940.4
	25-29	174,196	54,560	119,354	282	827.2	506.3	1,160.9
	30-34	69,164	24,477	44,552	135	354.1	247.1	462.8
	35-39	33,529	13,747	19,707	75	158.3	129.0	187.3
	40-44	16,554	7,941	8,580	33	75.3	72.4	77.9
	45-54	13,091	6,835	6,226	30	29.8	31.7	27.9
	55-64	2,831	1,521	1,304	6	8.7	9.6	7.7
	65+	809	413	392	4	2.1	2.6	1.8
	Unknown Age	3,920	1,168	2,510	242
2008	10-14	14,297	1,441	12,816	40	71.3	14.0	130.9
	15-19	419,026	76,741	340,975	1,310	1,947.7	695.9	3,251.4
	20-24	437,163	113,948	322,054	1,161	2,075.9	1,050.7	3,153.2
	25-29	188,033	60,629	126,901	503	881.4	554.1	1,221.0
	30-34	74,737	26,740	47,757	240	381.4	268.5	495.5
	35-39	36,537	14,908	21,510	119	174.0	141.1	206.3
	40-44	17,991	8,525	9,398	68	83.7	79.3	87.3
	45-54	14,271	7,386	6,832	53	32.2	33.8	30.3
	55-64	3,064	1,634	1,424	6	9.1	10.1	8.2
	65+	887	427	453	7	2.3	2.6	2.0
	Unknown Age	3,168	939	2,003	226
2009	10-14	13,899	1,405	12,447	47	69.6	13.7	127.6
	15-19	429,173	80,725	347,597	851	1,992.6	730.5	3,314.7
	20-24	454,760	120,975	332,946	839	2,111.3	1,090.5	3,187.3
	25-29	190,481	62,437	127,708	336	878.7	561.7	1,209.1
	30-34	77,606	28,344	49,103	159	390.2	280.4	502.0
	35-39	36,286	14,859	21,354	73	176.7	143.5	209.7
	40-44	18,263	8,750	9,467	46	87.0	83.3	90.3
	45-54	15,033	7,818	7,183	32	33.7	35.6	31.8
	55-64	3,365	1,787	1,573	5	9.7	10.6	8.7
	65+	946	472	471	3	2.4	2.8	2.1
	Unknown Age	3,159	839	2,039	281
2010	10-14	14,531	1,590	12,860	81	72.8	15.6	131.9
	15-19	441,342	85,570	354,252	1,520	2,049.1	774.3	3,378.2
	20-24	488,996	131,686	355,994	1,316	2,270.2	1,187.0	3,407.9
	25-29	197,525	66,470	130,561	494	911.2	598.0	1,236.1
	30-34	83,408	31,230	51,925	253	419.4	309.0	530.9
	35-39	38,384	15,861	22,421	102	186.9	153.2	220.1
	40-44	19,614	9,594	9,931	89	93.4	91.3	94.7
	45-54	16,106	8,635	7,423	48	36.1	39.3	32.8
	55-64	3,523	1,834	1,674	15	10.1	10.9	9.3
	65+	954	464	481	9	2.4	2.8	2.1
	Unknown Age	2,358	636	1,503	219

*No population data are available for unknown sex and age; therefore, rates are not calculated. The 0- to 9-year age group is not shown because some of these cases may not be due to sexual transmission.

NOTE: This table should be used only for age comparisons.

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Page last reviewed: November 17, 2011 (archived document)
Content source:
- Division of STD Prevention, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention, Centers for Disease Control and Prevention