Week 10 | Flu Activity Report 2006-7

Week 10 - 2006-2007 Texas Influenza Surveillance Information

Current Flu Activity Report | Previous Flu Activitiy Reports

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Influenza Surveillance Report for MMWR Week 10

The flu activity level for the week ending March 10, 2007 is widespread. This is the seventh consecutive week of the season that widespread activity has been reported. Widespread activity indicates that at least half of the regions are experiencing an increase in ILI and lab-confirmed (by culture) flu has been identified in those regions.

Overall, flu activity appears to be decreasing across the state.

The DSHS laboratory isolated influenza in specimens collected during week 10 from the following counties:
A/H1	A/H3	B/Malaysia
Dallas	Dallas	Dallas
Ellis	Hansford	Nacogdoches
El Paso		McLennan
Erath		Wilson
Hansford
Jim Wells
Kleberg
Moore
Nacogdoches
Nueces

In addition, Scott and White Laboratory reported culture confirmed influenza A from Bell, Brazos, Burleson, Leon, Milam, McLennan, and Williamson Counties and culture confirmed influenza B from Bell, Falls, and McLennan Counties. The Air Force Institute for Operational Health (AFIOH) laboratory reported no confirmed flu during week 10.

No school closures or institutional outbreaks were reported during week 10.

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Seventy-one sentinel providers reported influenza-like illness (ILI) for week 10. Of all patient visits during this week, 6.13% were due to ILI. The baseline for Texas is 3.71%. The baseline is the mean percentage of patient visits for ILI during non-influenza weeks for the previous three seasons plus two standard deviations.

Percentage of Influenza-Like Illness (ILI) Reported by Sentinel Providers in Texas as of 3/10/07
`Week`	`# Reporting`	`Age 0-4`	`Age 5-24`	`Age 25-64`	`Age over 64`	`Total ILI`	`Total Patients`	`% ILI`
2006-40	61	71	120	65	9	265	15479	1.71
2006-41	59	104	126	93	14	337	16457	2.04
2006-42	77	250	187	154	44	635	25223	2.51
2006-43	77	219	188	153	20	580	23296	2.48
2006-44	72	235	254	164	39	692	22504	3.07
2006-45	71	356	249	182	42	829	22660	3.65
2006-46	71	495	312	228	62	1097	24033	4.56
2006-47	76	450	277	237	95	1009	19958	5.05
2006-48	78	442	275	302	70	1089	24495	4.44
2006-49	84	374	325	283	96	1078	24229	4.44
2006-50	72	387	381	252	80	1100	22227	4.94
2006-51	67	349	259	187	50	845	17402	4.85
2006-52	63	460	199	264	104	1027	16039	6.40
2007-01	86	343	221	284	84	932	20681	4.50
2007-02	72	329	244	284	84	941	21819	4.31
2007-03	70	242	223	128	19	612	15461	3.95
2007-04	80	518	475	283	106	1382	24696	5.59
2007-05	82	560	580	380	62	1582	25999	6.08
2007-06	74	479	753	434	43	1709	26741	6.39
2007-07	82	685	755	466	71	1977	25436	7.77
2007-08	80	658	893	546	159	2256	27487	8.2
2007-09	76	585	661	475	132	1853	25965	7.13
2007-10	71	458	476	320	64	1318	21492	6.13

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Percentage of Visits Due to Influenza-like Illness

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

2006 - 2007 Texas Influenza Surveillance Information --- Flu Reports

For the week ending: 10/7/06; 10/14/06; 10/21/06; 10/28/06; 11/04/06; 11/11/06; 11/18/06; 12/02/06; 12/09/06; 12/16/06; 12/23/06; 12/30/06; 1/06/07; 1/13/07; 1/20/07; 1/27/07; 2/10/07; 2/17/07; 2/24/07; 3/03/07; 3/10/07; 3/17/07; 3/24/07; 3/31/07; 4/07/07; 4/14/07; 5/05/07

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Texas Department of State Health Services - Infectious Disease Control Unit
1100 West 49th Street, Suite T801, Mail Code: 1960 PO BOX 149347 - Austin, TX 78714-9347
(512) 458-7676 - Fax: (512) 458-7616 - E-Mail

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