Flu | Week 15 Activity Report 2005-6

Week 15

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2005-2006 Texas Influenza Surveillance Information

2005-2006 Season Summary

The flu activity level for the week ending April 15, 2006 remains sporadic. Limited flu activity was reported in all 11 regions of the state. Flu activity across the state is greatly reduced

Reports were received from all 11 Health Service Regions (HSRs) for week 15. Only HSR 1 reported an increase in flu activity. Activity remained about the same in HSR 8. A decrease in flu activity was reported in HSRs 2/3, 4/5N, 6/5S, 7, 9/10, and 11. For a map of Health Service Regions, please visit the following website:

Texas Health Service Regions Map

During week 15, culture confirmed influenza A was identified in Harris County (majority identified was influenza B).

Culture confirmed influenza B was identified in Bell, Brazos, and Harris Counties during week 15.

No institutional outbreaks or school closures were reported.

For more information on flu surveillance activities in the State of Texas, please visit the following website:

http://www.dshs.state.tx.us/IDCU/disease/influenza/surveillance/Surveillance.aspx

Data from the Sentinel Provider Surveillance Network (SPSN) shows the level of influenza-like illness (ILI) has decreased from the previous week.

Percentage of Visits for Influenza-Like-Illness (ILI) Reported by Sentinel Providers in Texas as of 4/20/2006
Week	# Reporting	Age 0-4	Age 5-24	Age 25-64	Age over 64	Total ILI	Total Patients	% ILI
2005-40	32	49	82	49	2	182	14185	1.28
2005-41	27	55	96	48	4	203	11750	1.72
2005-42	27	67	87	62	4	220	13843	1.58
2005-43	27	67	101	60	2	230	13785	1.66
2005-44	27	72	125	37	5	239	11601	2.06
2005-45	33	68	124	93	13	298	11436	2.60
2005-46	37	102	142	117	18	379	13824	2.74
2005-47	35	95	119	93	6	313	10897	2.87
2005-48	43	144	163	128	9	444	15657	2.83
2005-49	39	118	181	116	3	418	12894	3.24
2005-50	45	160	268	190	13	631	14410	4.37
2005-51	44	146	149	61	7	363	7797	4.65
2005-52	39	219	232	363	29	843	10140	8.31
2006-01	40	177	201	297	46	721	11399	6.32
2006-02	55	229	359	269	36	893	15487	5.76
2006-03	47	297	399	287	28	1011	13520	7.47
2006-04	69	331	489	307	42	1169	18518	6.31
2006-05	64	282	420	265	44	1011	17853	5.66
2006-06	67	278	375	230	27	910	18375	4.95
2006-07	62	239	358	207	33	837	18270	4.58
2006-08	67	261	426	238	38	963	18767	5.13
2006-09	65	210	389	182	21	802	18329	4.37
2006-10	66	186	314	188	65	753	17774	4.23
2006-11	66	174	229	162	33	598	13943	4.28
2006-12	66	153	283	146	33	615	15106	4.07
2006-13	63	43	383	156	31	713	15258	4.67
2006-14	62	197	416	132	26	771	14979	5.14
2006-15	59	141	355	104	18	618	15493	3.98

Percentage of Physician Visits Due to Influenza-Like Illness
Texas Sentinel Providers Surveillance Network
2005-2006 Season

Percentage of Physician Visits Due to Influenza-Like Illness, Texas Sentinel Providers Surveillance Network 2005-2006 Season
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Statewide Influenza Activity For the Week Ending April 15, 2006 (MMWR Week 15)

Statewide Influenza Activity

*Influenza activity level corresponds to current MMWR week only and does not reflect previous weeks’ activity.

2005-2006 Texas Influenza Surveillance Information - Flu Reports

For the week ending:
10/15/05, 10/22/05, 10/29/05, 11/05/05, 11/12/05, 11/19/05, 11/26/05, 12/10/05, 12/17/05, 12/24/05, 01/07/06, 01/14/06, 01/21/06, 01/28/06, 02/04/06, 02/11/06, 02/18/06, 02/25/06, 03/04/06, 03/11/06, 03/18/06, 03/26/06, 04/01/06, 04/08/06, 04/22/06, 04/29/06, 05/12/06, 05/19/06, 05/20/06

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