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Weekly Respiratory Report · 2020. 11. 14. · Page 2 Division of Public Health Respiratory Virus...
Transcript of Weekly Respiratory Report · 2020. 11. 14. · Page 2 Division of Public Health Respiratory Virus...
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Wisconsin Department of Health Services | Division of Public Health
Bureau of Communicable Diseases | Communicable Diseases Epidemiology
Section www.dhs.wisconsin.gov/dph/bcd.htm | [email protected]
RESPIRATORY VIRUS SURVEILLANCE REPORT
Week 46, Ending November 14, 2020
P-02346
https://www.dhs.wisconsin.gov/dph/bcd.htmmailto:[email protected]
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
STATE OF WISCONSIN REGION V OF US
(WI, MN, IL, MI, OH, IN)
UNITED STATES
ILI: BELOW BASELINE ILI: HIGH LEVELS ILI: MODERATE LEVELS
INFLUENZA-ASSOCIATED
PEDIATRIC DEATHS REPORTED:
INFLUENZA LIKE ILLNESS (ILI) ACTIVITY
For National US influenza surveillance statistics visit: www.cdc.gov/flu/weekly/
Week 46, 2020 October 1, 2020
to present
Wisconsin 0 0
Nationwide 0 0
ILI: INSUFFICIENT DATA
AT-A-GLANCE:
Predominant Viruses of the Week: Rhino/enterovirus and SARS-CoV-2 (virus causing COVID-19)
Current Alerts:
Influenza activity remains extremely low statewide and
nationally.
Additional data on SARS-CoV-2 (the virus causing
COVID-19) trends in Wisconsin can be found at: https://www.dhs.wisconsin.gov/covid-19/data.htm
http://www.cdc.gov/flu/weekly/https://www.dhs.wisconsin.gov/covid-19/data.htm
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
INFLUENZA AND PNEUMONIA-ASSOCIATED MORTALITY
Influenza and Pneumonia Deaths, Wisconsin
Influenza- and pneumonia-associated deaths by influenza season year and week, Wisconsin
Influenza season week
Influenza-
associated
deaths (I)
Pneumonia-
associated
deaths (P)
Percent I+P of
all deaths
Baseline I+P
of all deaths
Threshold I+P
of all deaths
44 0 161 11.2% 4.6% 5.4%
45 0 211 13.6% 4.8% 5.6%
46
Preliminary Data 0 196 14.8% 4.9% 5.7%
Seasonal total 0 967 10.3% NA NA
Data source: DPH, Office of Health Informatics
Influenza- and pneumonia-associated deaths by most recent influenza season week,
Wisconsin, 2020-2021 season
3%
5%
7%
9%
11%
13%
15%
17%
20
16-4
0
20
17-0
2
20
17-1
6
20
17-3
0
20
17-4
4
20
18-0
6
20
18-2
0
20
18-3
4
20
18-4
8
20
19-1
0
20
19-2
4
20
19-3
8
20
19-5
2
20
20-1
4
20
20-2
8
20
20-4
2
20
21-0
3
Percent of deaths associated with
influenza and pneumonia
Influenza season year-week
Percent of deaths associated with influenza and pneumonia Baseline Threshold
https://www.dhs.wisconsin.gov/dph/ohi.htm
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
Wisconsin positive influenza results and subtypes by PCR
Cumulative number of positive influenza PCR tests by subtype September 1, 2020 to present
WISCONSIN LABORATORY SURVEILLANCE
FOR RESPIRATORY VIRUSES BY PCR
0%
1%
2%
3%
4%
5%
6%
7%
8%
9%
10%
0
1
2
3
4
5
6
7
8
9
10
10/3 10/31 11/28 12/26 1/23 2/20 3/20 4/17
% P
osi
tive
by
PC
R
Nu
mb
er o
f p
osi
tive
det
ecti
on
s
Week ending
A (unknown subtype) A (H3N2 seasonal) A (H1N1) A (H3N2v)
B (unknown subtype) B (Victoria) B (Yamagata) Influenza % positive
43% 57%
A (2009 H1N1) A (H3N2) A (Unknown) B (Victoria) B (Yamagata) B (Unknown)
Total positive (n) 0 0 6 0 0 8 14
% of total positive 0% 0% 43% 0% 0% 57% 100%
Influenza A: Influenza B:Total
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
Trends in respiratory virus activity by PCR
WISCONSIN LABORATORY SURVEILLANCE FOR
RESPIRATORY VIRUSES BY PCR
Respiratory virus Tested Positive
(n)
Positive
(%)
Influenza A Influenza B
H3N2 2009 H1N1 Unknown Victoria Yamagata Unknown
Influenza 6823 5 0.1% 0 0 1 0 0 4
Respiratory virus Tested Positive
(n)
Positive
(%) Parainfluenza 1 Parainfluenza 2 Parainfluenza 3 Parainfluenza 4
Parainfluenza 902 0 0% 0 0 0 0
Respiratory virus Tested Positive (n) Positive (%) CoV 229E CoV OC43 CoV NL63 CoV HKU1
Coronavirus (seasonal) 40 0 0% 0 0 0 0
Respiratory virus Tested Positive (n) Positive (%)
RSV 1073 0 0%
Human metapneumovirus 910 0 0%
Rhino-enterovirus 846 51 6.0%
Adenovirus 40 0 0%
Week 46: Ending on November 14, 2020
0%
5%
10%
15%
20%
9/5 9/12 9/19 9/26 10/3 10/10 10/17 10/24 10/31 11/7 11/14 11/21
% P
osi
tive
by
PCR
(3-w
eek
mo
vin
g av
erag
e)
Week ending
― Influenza
― RSV― hMPV
- - Rhino-Entero― Adenovirus- - Parainfluenza
- - Coronavirus (seasonal)
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
WISCONSIN STATE SUMMARY ILI activity trend analysis by influenza season, Wisconsin
Influenza-associated hospitalizations, Wisconsin Electronic Disease Surveillance System September 1, 2020 to present
Reported cumulative influenza-associated hospitalizations by influenza season, Wisconsin
0%
1%
2%
3%
4%
5%
6%
40 42 44 46 48 50 52 2 4 6 8 10 12 14 16 18 20
Ave
rage
% IL
I (3
-wee
k m
ovi
ng
aver
age)
Influenza season week
― 2016-17
- - 2017-18- - 2018-19
― 2019-20― 2020-21
A (2009
H1N1)
A
(H3N2)
A
(Unknown)B
Not
reported
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
ILI ACTIVITY TREND ANALYSIS
0%
1%
2%
3%
4%
5%
6%
7%
9/1 9/22 10/13 11/3 11/24 12/15 1/5 1/26 2/16 3/9 3/30 4/20 5/11 6/1
Ave
rage
% IL
I
Week ending
Baseline Threshold 3-week moving average (average % ILI)
Wisconsin
0%
1%
2%
3%
4%
5%
6%
7%
9/1 9/22 10/13 11/3 11/24 12/15 1/5 1/26 2/16 3/9 3/30 4/20 5/11 6/1
Ave
rage
% IL
I
Week ending
Baseline Threshold 3-week moving average (average % ILI)
0%
1%
2%
3%
4%
5%
6%
7%
9/1 9/22 10/13 11/3 11/24 12/15 1/5 1/26 2/16 3/9 3/30 4/20 5/11 6/1
Ave
rage
% IL
I
Week ending
Baseline Threshold 3-week moving average (average % ILI)
Northeastern Region
Northern Region
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
ILI ACTIVITY TREND ANALYSIS
0%
1%
2%
3%
4%
5%
6%
7%
9/1 9/22 10/13 11/3 11/24 12/15 1/5 1/26 2/16 3/9 3/30 4/20 5/11 6/1
Ave
rage
% IL
I
Week ending
Baseline Threshold 3-week moving average (average % ILI)
Southeastern Region
0%
1%
2%
3%
4%
5%
6%
7%
9/1 9/22 10/13 11/3 11/24 12/15 1/5 1/26 2/16 3/9 3/30 4/20 5/11 6/1
Ave
rage
% IL
I
Week ending
Baseline Threshold 3-week moving average (average % ILI)
Southern Region
0%
1%
2%
3%
4%
5%
6%
7%
9/1 9/22 10/13 11/3 11/24 12/15 1/5 1/26 2/16 3/9 3/30 4/20 5/11 6/1
Ave
rage
% IL
I
Week ending
Baseline Threshold 3-week moving average (average % ILI)
Western Region
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
Influenza vaccine composition 2020-2021:
Trivalent (three-component) egg-based vaccines are recommended to contain:
A/Guangdong-Maonan/SWL1536/2019 (H1N1)pdm09-like virus (updated)
A/Hong Kong/2671/2019 (H3N2)-like virus (updated)
B/Washington/02/2019 (B/Victoria lineage)-like virus (updated)
Quadrivalent (four-component) egg-based vaccines, which protect against a second lineage of B viruses, are recommended to contain: the
three recommended viruses above, plus B/Phuket/3073/2013-like (Yamagata lineage) virus.
Cell- or recombinant-based vaccines are recommended to contain:
A/Hawaii/70/2019 (H1N1)pdm09-like virus (updated)
A/Hong Kong/45/2019 (H3N2)-like virus (updated)
B/Washington/02/2019 (B/Victoria lineage)-like virus (updated)
B/Phuket/3073/2013-like (Yamagata lineage) virus
Cumulative percentage of Wisconsin residents who received 1 or more doses of
influenza vaccine, 2020-2021 influenza season
SEASONAL INFLUENZA VACCINATION
Data source: All influenza vaccination rates presented were calculated using data from the Wisconsin
Immunization Registry (numerator) and Wisconsin population estimates (denominator).
34%
42%
70%
0% 50% 100%
This season so far
2019-2020 Total Vaccinated
Healthy People 2020 GoalHealthy People 2020 Goal
2019-2020Total Vaccinated
2020-2021 as of this week
As of this week, the percent of individuals who have received at least one influenza vaccine in Wisconsin is 3% higher than this time last year.
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Division of Public Health Respiratory Virus Surveillance Report Week 46: Ending November 14, 2020
SEASONAL INFLUENZA VACCINATION Percentage of Wisconsin residents who received one or more doses of influenza
vaccine, by age group and influenza season
Each season includes doses administered during the same time period (August 1 through May 3).
Percentage of Wisconsin residents who received one or more doses of influenza
vaccine, by race and ethnicity and region, 2020-2021 influenza season
Southeastern Western Southern
Total
Non-Hispanic
Hispanic
White
Black
Asian
American Indian/
Alaska-Native
All of Wisconsin Northeastern Northern
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0 years 1 to 4 years 5 to 17 years 18 to 49 years 50 to 64 years 65 years plus All Ages
2015-2016 2016-2017 2017-2018 2018-2019 2019-2020 2020-2021
18%
24%
16%
31%
18%
32%
34%
13%
22%
12%
29%
18%
30%
31%
24%
26%
16%
29%
19%
30%
38%
11%
24%
17%
32%
17%
34%
34%
18%
22%
13%
31%
17%
32%
33%
22%
21%
13%
33%
19%
34%
35%