Wisconsin 2013-14 Flu Season Wks 44-28: 2 Total Pediatric Deaths

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Re: Wisconsin 2013-14 Flu Season Wks 44-02

Wk 02, ending Jan 22

New hospitalizations since last report of 1/10/14: 357, total of 851

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2014_02_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-52

Week 52, ending Dec 28

Influenza-like illness (ILI) activity for this week: Moderate

ILI: 2.6%

Influenza Rapid Antigen Tests:
Tested: 1744
Flu A: 484
Flu B: 12
Total: 496

New hospitalizations since last report of 12/30/13: 170

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_52_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-51

Week 51, ending Dec 21

? Respiratory viruses identified this week :
Rhinovirus, and influenza A 2009/H1N1 were predominant

? Influenza-like illness (ILI) activity for this week
Wisconsin Low
Wisconsin (CDC level) Low
Northwestern Region High
Northeastern Region Moderate
Southeastern Region Low
Southern Region Low

? ILI: 1.7%

INFLUENZA RAPID ANTIGEN TESTS
Total Tested: 1246
Total Positives: 289
Flu A: 272
Flu B: 17

LABORATORY SURVEILLANCE FOR RESPIRATORY VIRUSES (PCR)
Total Tested: 777
Total Positives: 198
Flu A 2009 H1N1: 76
Flu A H3: 5
Flu A Unk: 115
Flu B: 2

New hospitalizations this week: 81 (as of 12-29)

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_51_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-50

Week 50, ending Dec 14

? Respiratory viruses identified this week :
Rhinovirus, and influenza A 2009/H1N1 were predominant

? Influenza-like illness (ILI) activity for this week
Wisconsin Low
Wisconsin (CDC level) Low
Northwestern Region Low
Northeastern Region Moderate
Southeastern Region Low
Southern Region Low

Influenza-like illness: 1.7%, baseline: 2.0%

LABORATORY SURVEILLANCE FOR RESPIRATORY VIRUSES (PCR)
Tested: 758
Positives: 94 (12.4%)
Flu A 2009 H1N1: 41
Flu A H3: 0
Flu A Unk: 52
Flu B: 1

New hospitalizations this week: 62

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_50_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-49

Week 49, ending Dec 7

Influenza Activity: Low

Influenza Rapid Tests:
Total: 732
Positives: 99
Flu A: 94
Flu B: 5

ILI: 1.1%

Cumulative number of positive influenza tests
A 2009 H1: 141
A H3: 13
A Unknown: 62
B: 5

New hospitalizations this week: 31
STD: 11 have been admitted to ICU and 5 required mechanical ventilation.
18-49: 4
50-64: 4
65+: 3

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_49_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-48

Week 48, ending Nov 30

? Respiratory viruses identified this week :
Rhinovirus, parainfluenza and influenza A were predominant

? Influenza-like illness (ILI) activity for this week:
Wisconsin Low
Wisconsin (CDC level) Minimal
Northwestern Region Moderate
Northeastern Region Low
Southeastern Region Moderate
Southern Region Low

? ILI activity in Region V of the U.S. (WI, MN, IL, MI, OH, IN) is below baseline levels
? ILI activity in the U.S. is below baseline levels

? Influenza-associated pediatric deaths (October 5, 2013-present)
Week 13-48, Total to Date
Wisconsin: 0, 0
United States: 1, 3

Cumulative Number of Positive Flu Tests:
2009 H1N1: 70
A H3: 13
A Unknown: 23
B: 5
Total: 111

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_48_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-47

Week 47, ending Nov 23

? Influenza-like illness (ILI) activity for this week:Low

? Respiratory viruses identified this week :
Rhinovirus, parainfluenza and influenza A were predominant

Cumulative Positive Flu Tests:
Total: 67

A 2009 H1N1: 36
A H3: 9
A Unknown: 17
B: 5

New hospitalizations this week: 30, Cumulative: 45
3 of those this week were admitted to ICU, 2 of those needed mechanical ventilation.
age groups 18-49, 50-64 and 65+ each had one of those admitted.

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_47_SurveillanceReport.pdf

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Re: Wisconsin 2013-14 Influenza Season Wks 44-46

Week 46, ending Nov 16

? Respiratory viruses identified this week :
Rhinovirus and parainfluenza were predominant

? Influenza-like illness (ILI) activity for this week
Wisconsin Low
Wisconsin (CDC level) Minimal
Western Region Low
Northern Region Low
Northeastern Region Low
Southeastern Region Low
Southern Region Low

? ILI activity in Region V of the U.S. (WI, MN, IL, MI, OH, IN) is below baseline levels

? ILI activity in the U.S. is below baseline levels

? The Predictive Value Positive (PVP) for rapid influenza and RSV tests is: Low
(PVP is the probability of disease in a patient with a positive test result)

? The Predictive Value Negative (PVN) for rapid influenza and RSV tests is: High (PVN is the probability of not having disease when the test result is negative)

? Influenza-associated pediatric deaths (October 5, 2013-present)
Week 13-46 Total to Date
Wisconsin 0 0
United States 2 2

? INFLUENZA RAPID ANTIGEN TESTS:
Tested: 504
Positives: 25
Flu A: 19
Flu B: 6

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_46_SurveillanceReport.pdf

[Ronan Kelly]

Re: Wisconsin 2013-14 Influenza Season Wks 44

Flu season striking early with 15 hospitalizations in state so far
By Karen Herzog of the Journal Sentinel Nov. 20, 2013

The flu season is starting earlier than usual, just like last year, but it's too soon to tell how severe it will be or which age group will be hit the hardest, state and local public health officials said Wednesday.

About half of the 15 flu-related hospitalizations reported so far across the state are in Milwaukee County. A total of 25 influenza cases have been confirmed statewide.
...
Both influenza A and B strains are circulating in most regions of the state, and all circulating strains so far are included in this year's vaccine, Haupt and Biedrzycki said.

It's still too early to determine a predominant strain for the season. So far, officials are seeing more A/H1N1 ? the 2009 pandemic swine flu strain that hit children the hardest.
...

Read more from Journal Sentinel: http://www.jsonline.com/news/health/...#ixzz2lHCUeNdv
Follow us: @NewsHub on Twitter

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http://www.dhs.wisconsin.gov/communicable/influenza/Surveillance.htm

Week 44, ending Nov 2, 2013

? Respiratory viruses identified this week : Rhinovirus and parainfluenza were predominant
? Influenza-like illness (ILI) activity for this week:
Wisconsin Low
Wisconsin (CDC level) Minimal
Western Region Low
Northern Region Low
Northeastern Region Low
Southeastern Region Low
Southern Region Low
? ILI activity in Region V of the U.S. (WI, MN, IL, MI, OH, IN) is below baseline levels
? ILI activity in the U.S. is below baseline levels
? The Predictive Value Positive (PVP) for rapid influenza tests is: Low
(PVP is the probability of disease in a patient with a positive test result)
? The Predictive Value Negative (PVN) for rapid influenza tests is: High
(PVN is the probability of not having disease when the test result is negative)

? Influenza-associated pediatric deaths (October 5, 2013-present)
Week 13-44, Total to Date
Wisconsin: 0, 0
United States: 0, 0

http://www.dhs.wisconsin.gov/communicable/influenza/Reports/2013_44_SurveillanceReport.pdf