Flu | Week 16 Activity Report 2005-6

Week 16

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2005-2006 Texas Influenza Surveillance Information

2005-2006 Season Summary

The flu activity level for the week ending April 22, 2006 remains sporadic. Very limited flu activity was reported across the state; however, flu activity continues to decline.

Reports were received from 10 of the 11 Health Service Regions (HSRs) for week 16. None of the HSRs reported an increase in flu activity. A decrease in flu activity was reported in HSRs 1, 2/3, 4/5N, 8, 9/10, and 11. Activity remained about the same in HSR 6/5S. HSR 7 did not report. For a map of Health Service Regions, please visit the following website:

Texas Health Service Regions Map

During week 16, no culture confirmed influenza A or B was identified in the state.

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) continues to decrease.

Percentage of Visits for Influenza-Like-Illness (ILI) Reported by Sentinel Providers in Texas as of 4/28/2006
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	67	153	285	154	35	627	15188	4.12
2006-13	66	148	387	160	33	728	15943	4.56
2006-14	66	203	419	140	26	788	15827	4.97
2006-15	68	153	363	108	18	642	18536	3.46
2006-16	41	119	219	85	11	434	11214	3.87

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 22, 2006 (MMWR Week 16)

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