Group B Strep (GBS) Data

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Group B Streptococcus Texas Incidence Rate Maps

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Group B Streptococcus, Invasive Disease Cases Reported and Incidence Rates (IR)^a for Texas, 2012-2021
Year	Case Count	IR
2021	NR	NR
2020	1,402	4.7
2019	2,124	7.3
2018	2,016	6.9
2017	1,929	6.7
2016	1,761	6.2
2015	1,703	6.1
2014	1,356	4.9
2013	1,050	3.9
2012	1,020	3.9
^aIncidence rates (IR) are calculated per 100,000 population. Population data are projected population from Texas Demographic Center’s Texas Populations Projections Program; 2021, 2020 and 2019 population projections were updated March 2022 and 2018 & earlier population projections were from the prior version.
Data Source: Texas NEDSS Finalized Data File, 2012-2021, Texas Notifiable Conditions.

Reported Group B Streptococcus, Invasive Cases and Incidence Rates^a by Age Groups in Texas, Years 2013-2019
Age	2013		2014		2015		2016		2017		2018		2019
(Years)	Case Count	IR	Case Count	IR	Case Count	IR	Case Count	IR	Case Count	IR	Case Count	IR	Case Count	IR
<1	158	38	165	40.7	219	53.2	236	56.4	180	42.3	199	45.9	222	52.6
1-4	0	0	1	0.1	2	0.1	3	0.2	3	0.2	2	0.1	2	-
5-9	0	0	2	0.1	2	0.1	1	0.1	2	0.1	1	0.0	2	-
10-14	2	0.1	3	0.1	0	0	1	0.05	3	0.1	2	0.1	2	-
15-19	7	0.4	7	0.4	8	0.4	10	0.5	12	0.6	8	0.4	6	-
20-29	29	0.7	29	0.7	45	1.1	43	1.1	50	1.2	49	1.2	55	1.3
30-39	57	1.4	76	2	86	2.2	109	2.8	124	3.1	136	3.3	145	3.5
40-49	129	3.4	194	5.4	209	5.8	218	6	244	6.6	248	6.6	240	6.4
50-59	203	6.1	277	8.1	356	10.2	356	10.2	385	10.9	396	11.2	413	11.9
60+	465	11.4	601	13.5	776	16.7	784	16.2	926	18.4	975	18.6	1,037	19.5
Unknown	0	-	0	-	0	-	0	-	0	-	0	-	0	-
Total	1050	3.9	1356	5	1703	6.1	1761	6.2	1929	6.7	2016	6.9	2,124	7.3
^aIncidence rates (IR) are calculated per 100,000 population. Population data are projected population from Texas Demographic center’s Texas Populations Projections Program; 2019 population projections were updated July 18, 2019, and 2018 population projections were from the prior version. Projected populations were used for 2013-2019.
Note: Per Emerging and Acute Infectious Disease Unit Data Suppression policy, beginning with data published after September 2021, conditions with statewide case counts of 1-4 are not provided (-). Rates are not provided (-) when the Relative Standard Error exceeds 25% (n <16).

Group B Streptococcus Cases and Incidence Rates for the Most Populous Counties, 2019 (PDF)

Group B Streptococcus Cases and Incidence Rates by County 2012-2018 (PDF)

For more data regarding this condition, please see our Infectious Disease Annual Reports or submit a Data Request.