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    Infectious Disease Prevention Section
    Mail Code: 1927
    PO BOX 149347 - Austin, TX 78714-9347
    1100 West 49th Street, Suite G401
    Austin, TX 78714

    Phone: (512) 776-7676
    Fax: (512) 776-7616


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Week 18

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Surveillance Reports

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2005-2006 Texas Influenza Surveillance Information

2005-2006 Season Summary

The flu activity level for the week ending May 6, 2006 remains sporadic. Very limited flu activity was reported in 9 of the 11 regions of the state. HSRs 2 and 3 reported no flu activity. Only two weeks remain in the flu-reporting period for this season.

Reports were received from all 11 Health Service Regions (HSRs) for week 18. Only HSR 11 reported an increase in flu activity, specifically in Hidalgo and Nueces Counties. A decrease in flu activity was reported in HSRs 1, 2/3, 4/5N, 7, and 9/10. Activity remained about the same in HSR 8. HSR 6/5S was unable to determine if flu activity had increased or decreased. For a map of Health Service Regions, please visit the following website:

Texas Health Service Regions Map

During week 18, no culture confirmed influenza A or B was identified by the DSHS laboratory or reported by any other laboratories in the state.

Three culture confirmed cases of flu were identified recently by the DSHS laboratory from specimens collected during weeks 16 and 17. One was isolated from a patient in Galveston County and identified as influenza A (H1). The second was isolated from a patient in Travis County and identified as influenza B (Hong Kong). The third was isolated from a patient in El Paso County and identified as influenza B (Hong Kong).

No institutional outbreaks or school closures were reported for week 18.

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 ILI continues to decline.

Percentage of Visits for Influenza-Like-Illness (ILI) Reported by Sentinel Providers in Texas as of 5/12/2006
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 67 148 388 161 33 730 16004 4.56
2006-14 67 203 419 141 27 790 15904 4.96
2006-15 70 153 363 108 19 643 18678 3.44
2006-16 61 138 254 89 12 493 13787 3.57
2006-17 69 104 221 118 17 460 14526 3.16
2006-18 50 87 186 71 15 359 11532 3.11

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 May 6, 2006  (MMWR Week 18)

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, 04/15/06, 04/22/06, 04/29/06, 05/19/06, 05/20/06

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Last updated May 17, 2021