Number of Chlamydia Cases by Sex and Age Branch County, Michigan Residents, 2001-2024

Number of Chlamydia Cases
by Sex and Age
Branch County, Michigan Residents, 2001-2024

Gender and Age	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024
Total	51	39	43	63	63	70	59	84	86	79	76	105	89	113	118	95	131	133	112	107	126	111	111	77
Under 15 Years	1	1	1	-	1	-	-	-	-	-	1	-	-	1	-	2	-	-	2	-	3	-	-	-
15-19 Years	24	17	12	24	29	31	17	30	31	31	29	40	26	33	22	34	49	43	31	23	26	30	27	7
20-24 Years	18	15	20	29	20	25	31	36	36	32	37	41	38	51	50	34	49	37	33	31	39	40	32	29
25-29 Years	5	3	8	5	10	10	6	14	8	13	7	11	14	13	27	17	18	35	31	23	27	18	22	22
30-44 Years	3	3	1	5	3	3	5	3	9	2	2	10	9	12	19	8	14	17	14	28	29	23	24	17
45 Years & Older	-	-	1	-	-	1	-	1	2	1	-	3	2	3	-	-	1	1	1	2	2	-	6	2
Male	9	1	8	7	9	10	6	19	17	12	10	21	20	20	29	23	35	34	34	34	34	34	39	27
Under 15 Years	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	-	-	-	-	-
15-19 Years	4	1	-	3	2	2	-	6	5	2	-	6	7	4	2	7	7	7	4	7	5	12	8	3
20-24 Years	4	-	5	3	4	2	3	9	4	7	8	12	3	8	12	8	14	6	8	6	14	9	13	5
25-29 Years	1	-	3	1	3	4	2	3	2	3	2	-	6	3	9	5	5	14	14	7	5	6	7	8
30-44 Years	-	-	-	-	-	2	1	-	5	-	-	2	4	4	6	3	8	7	6	13	10	7	7	11
45 Years & Older	-	-	-	-	-	-	-	1	1	-	-	1	-	1	-	-	1	-	1	1	-	-	4	-
Female	42	38	35	56	54	60	52	65	69	67	66	84	69	93	89	72	95	98	78	73	92	77	72	50
Under 15 Years	1	1	1	-	1	-	-	-	-	-	1	-	-	1	-	2	-	-	1	-	3	-	-	-
15-19 Years	20	16	12	21	27	29	17	24	26	29	29	34	19	29	20	27	42	36	27	16	21	18	19	4
20-24 Years	14	15	15	26	16	23	28	27	32	25	29	29	35	43	38	26	34	31	25	25	25	31	19	24
25-29 Years	4	3	5	4	7	6	4	11	6	10	5	11	8	10	18	12	13	21	17	16	22	12	15	14
30-44 Years	3	3	1	5	3	1	3	3	4	2	2	8	5	8	13	5	6	9	8	15	19	16	17	6
45 Years & Older	-	-	1	-	-	1	-	-	1	1	-	2	2	2	-	-	-	1	-	1	2	-	2	2

Notes:

A dash ("–") indicates quantity zero.

All Ages category includes records with unknown age.

Total (Both Sexes) category includes records with unknown sex.

Source: Michigan Disease Surveillance System, MDHHS.

Last Updated: 01/15/2026