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ILINet
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
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Statewide Influenza Activity For the Week Ending May 6, 2006 (MMWR Week 18)
*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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