Nebraska Influenza Surveillance Report 2019 20 Influenza ...

NebraskaInfluenza&OtherRespiratoryDiseaseSurveillanceReport,2022-23InfluenzaSeason,Week52

(DATATHROUGHWEEKENDING12/31.Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

INFLUENZAWEEKLYSUMMARY

INFLUENZA LABORATORY SURVEILLANCE

PositiveInfluenzaA&BTests,PercentPositive,andChangefrom LastWeek

Week Ending Date

InfluenzaA Changefrom InfluenzaB Changefrom Positives LastWeek Positives LastWeek

Overall Percent Positive

% Change from Last

Week

12/31/22 1,420 1,010

29 12 22.6% 9.3%

Grand Total

16,794

394

CumulativeInfluenzaPositiveTestsbySubtypeandAgeGroup

0-4 5-17 18-24 25-49 50-64

65+

Season Total

FluA:H1

138 245 27 169 109 129 817

FluA:H3

273 377 99 240 102 192 1,283

FluB:Victoria

11

2

INFLUENZA-LIKEILLNESS(ILI)OUTPATIENTSURVEILLANCE

SCHOOLABSENTEEISM SURVEILLANCE

TotalILIVisitsReportedbytheNEOutpatientILISurveillanceNetwork (ILINet)andChangefrom LastWeek

Week Ending Date

TotalILIOutpatientVisits

Changefrom LastWeek

12/31/22

17

31

PercentofStudentsAbsentduetoanyReason,NumberofSchoolClosuresdueto Illness,andChangefrom LastWeek

Week Ending Date

Percent of Students Absent

% Change from Last

Week

Classrooms Changefrom Closed LastWeek

Schools Changefrom Closed LastWeek

Grand Total

1,031

1/7/23

4.7% 1.3%

0

0

0

0

ILIEMERGENCYDEPARTMENT(ED)SURVEILLANCE

TotalILIEDVisitsandChangefrom LastWeek

Week Ending Date

TotalILIEDVisits

Changefrom LastWeek

ILIHOSPITALIZATIONSURVEILLANCE

TotalILIHospitalAdmissionsandChangefrom LastWeek

WeekEnding Date

TotalILIHospitalAdmissions

Changefrom LastWeek

12/31/22

954

237 12/31/22

381

75

Grand Total

12,876

LONG-TERM CAREFACILITYOUTBREAKSURVEILLANCE

30influenza-associatedoutbreakshavebeenreportedforthe surveillance season

Grand Total

3,140

MORTALITYSURVEILLANCE

35influenza-associateddeathshavebeenreportedforthesurveillance season,including3pediatricdeath

NationalInfluenzaSummary:Pleasesee InternationalInfluenzaSummary:Pleasesee Forinformationonthepreventionofinfluenza,pleasesee:

RESPIRATORYSYNCYTIALVIRUS(RSV)WEEKLYSUMMARY

RSV LABORATORY SURVEILLANCE

PositiveRSVTests,PercentPositive,andChangefrom LastWeek

Week Ending Date

RSV Positives

Changefrom Last Week

Percent Positive

% Changefrom LastWeek

RSVPercentPositivebyTestTypeandPercentChangefrom LastWeek

PCR

Antigen

12/31/22

Grand Total

277 7,150

51

6.5%

0

12/31/22

6.3%

0.5%

14.4%

6.7%

LONG-TERM CAREFACILITYOUTBREAKSURVEILLANCE

8RSV-associatedoutbreakshavebeenreportedforthesurveillance season

MORTALITYSURVEILLANCE

16RSV-associateddeathshavebeenreportedforthesurveillanceseason

NumberofPositiveTests

InfluenzaSurveillanceData,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

INFLUENZA LABORATORY SURVEILLANCE

NumberofInfluenzaA&BPositiveTestsandPercentPositive,byWeekEndingDate,2022-23

3,500

32.7%

3,000 2,500

26.8%

28.7%

2,000 1,500 1,000

17.7%

8.1%

10.8%

35.3%

31.9%

35.0% 30.0% 25.0% 22.6% 20.0% 15.0% 10.0%

500

1.1% 0

10/8/22

1.1%

1.4%

3.6%

10/15/22 10/22/22 10/29/22

11/5/22

11/12/22 11/19/22 11/26/22

WeekEndingDate

InfluenzaAPositives InfluenzaBPositives PercentPositive

12/3/22

5.0%

0.0% 12/10/22 12/17/22 12/24/22 12/31/22

PercentPositive

CumulativeInfluenzaPositivesbySubtypeand AgeGroup,2022-23

1200

1000

800

138

600

245

400

27

169

200 109 0 129

FluA:H1

273

377

99 240 102 192

FluA:H3

FluB:Victoria

Age Group 0-4

5-17

18-24 25-49

50-64 65+

NumberofInfluenzaA&BPositiveTests,byMMWRWeek,2019-2023

MMWRWeek

40 41 42 43 44 45 46 47 48 49 50 51 52 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21

3,000 apprx.start ofOct

2,000

start of Jan

apprx.start ofMay

InfluenzaA

1,000 0

3,000

InfluenzaB

2,000

InfluenzaA

1,000

0 2022-23

2021-22

2020-21* 2019-20

*The2020-2021influenzaseasonwasunusuallylowduemuchinparttotheongoingCOVID-19pandemic.Assuch,numbersforthatseasonaresubstantiallydifferentthanpreviousseasonsandshouldbeconsideredananomaly.

InfluenzaA&BPercentPositive,byMMWRWeek,2019-2023

40.0% 35.0%

30.0%

25.0%

20.0%

15.0%

10.0%

5.0%

0.0% 40.0%

35.0% apprx.start

30.0%

ofOct

start of Jan

apprx.start ofMay

25.0%

20.0%

15.0%

10.0%

5.0% 0.0%

40 41 42 43 44 45 46 47 48 49 50 51 52 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21

MMWRWeek

2022-23

2021-22

2020-21* 2019-20

InfluenzaB

InfluenzaSurveillanceData,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

INFLUENZALABORATORYSURVEILLANCE,CONTINUED

InfluenzaA&BPositivesbyTestType,byWeekEndingDate,2022-23

10/8/22

10/15/22

10/22/22

10/29/22

11/5/22

11/12/22

11/19/22

11/26/22

12/3/22

12/10/22

12/17/22

12/24/22

12/31/22

3,000

2,500

NumberofPositiveTests

2,000

1,500

1,000

500

0

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

Test Type

Antigen

PCR

WeeklyInfluenzaCaseRate(per100,000population)byLocalHealthDepartmentforWeekEnding12/31/22

Influenza Case Rate 0.0

250.0

Panhandle 75.3

North Central 42.0

Northeast 58.5

Dakota 0.0

WestCentral 84.2

Southwest 43.9

Loup Basin 117.0

TwoRivers 113.4

Elkhorn Logan Valley 75.9

East Central 34.2

Three Rivers 37.3

CentralDistrict 77.9

Douglas County

Four Corners

99.8

72.3

Sarpy/Cass

29.4 Lancaster County

45.8

South Heartland 157.7

PublicHealthSolutions 85.6

Southeast 105.7

PreviousWeeklyCaseRate, WeekEnding12/24/22

?2023Mapbox?OpenStreetMap

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InfluenzaSurveillanceData,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

INFLUENZALABORATORYSURVEILLANCEDEMOGRAPHICS

InfluenzaA&BPositives,byAgeGroup,byWeekEndingDate,2022-23

10/8/22

10/15/22

10/22/22

10/29/22

11/5/22

11/12/22

11/19/22

11/26/22

12/3/22

12/10/22

12/17/22

12/24/22

12/31/22

3,000

2,500

2,000

1,500

1,000

500

0

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

A

B

Age Group

0-4

5-24 25-49 50-64 65+

InfluenzaPositivesbyPatientCurrentSexbyWeekEndingDate,2022-23

3,000

2,500

NumberofPositiveTests

2,000

1,500

1,000

500

0 10/8/22

10/15/22

PatientCurr.. Unknown

Female

10/22/22 Male

10/29/22

11/5/22

11/12/22

11/19/22

WeekEndingDate

11/26/22

12/3/22

12/10/22

12/17/22

12/24/22

12/31/22

ProportionofallPositiveTests ProportionofallPositiveTests

ProportionofInfluenzaPositivesbyPatientRace,byWeekEndingDate,2022-23

100.0% 90.0% 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0%

ProportionofInfluenzaPositivesbyPatientEthnicity,byWeekEndingDate,2022-23

100.0% 90.0% 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0%

10/8/22 10/15/22 10/22/22 10/29/22

11/5/22 11/12/22 11/19/22 11/26/22

12/3/22 12/10/22 12/17/22 12/24/22 12/31/22

10/8/22 10/15/22 10/22/22 10/29/22

11/5/22 11/12/22 11/19/22 11/26/22

12/3/22 12/10/22 12/17/22 12/24/22 12/31/22

PatientRace Unknown

OtherRace

AfricanAmerican

WeekEndingDate

AmericanIndian/AlaskanNative AsianAmerican Multiracial

White

Patient Ethnicity Unknown

WeekEndingDate

HispanicorLatino

NonHispanicorLatino

InfluenzaSurveillanceData,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

10/8/22 10/15/22 10/22/22 10/29/22

11/5/22 11/12/22 11/19/22 11/26/22

12/3/22 12/10/22 12/17/22 12/24/22 12/31/22

1/7/23

NumberofAbsences

SCHOOLABSENTEEISM SURVEILLANCE

StudentAbsencesduetoIllness,byWeekEndingDate,2022-23

3,000 2,500 2,000 1,500 1,000

500 0

WeekEndingDate

LowReportingAffectedbyHoliday/BreakforWeekEnding11/26,12/24,12/31

ReasonforAbsence ILI

RSV

COVID OtherRespiratory

Gastro-Intestinal MentalHealth

OtherIllness

Absenteeism SurveillanceSystem ReportingRecordoverthepast5Weeks, 2022-23 (N=1,565 schools)

Week

New

Ending Reporters

Date Enrolled

NReupmobreotsrfReEPpneorrroctleilnenodgtfReEpnorTrotolelteradsl

12/10 +4 47972.7% 659

12/17 +6 45768.7% 665

12/24 +3 28542.7% 668

12/31 +0 16124.2% 666

PercentAbsent NumberofSchools/ClassroomsClosed

PercentageofStudentsAbsentduetoanyReasonandNumberof SchoolsClosedduetoIllness,byWeekEndingDate,2022-23

25.0%

10

9

20.0%

8

7

15.0%

6

5

10.0%

4

3

5.0%

2

1

0.0%

0

10/8/22 10/15/22 10/22/22 10/29/22

11/5/22 11/12/22 11/19/22 11/26/22

12/3/22 12/10/22 12/17/22 12/24/22 12/31/22

1/7/23

1/7

+0 39058.6% 666

WeekEndingDate

PercentofStudentsAbsent Schools Closed

ClassroomsClosed

LONG-TERM CAREFACILITYOUTBREAKSURVEILLANCE

30influenza-associatedoutbreakshavebeenreportedforthesurveillanceseason

INFLUENZA-LIKEILLNESS(ILI)OUTPATIENTSURVEILLANCE

NumberofILIVisitsReportedbytheNebraskaOutpatientILISurveillanceNetwork(ILINet),byWeekEndingDate,2022-23

150

100

50

0 10/8/22

10/15/22

10/22/22

10/29/22

11/5/22

Age Group

0-4

5-24

25-49

50-64

65+

11/12/22

11/19/22

WeekEndingDate

11/26/22

12/3/22

12/10/22

12/17/22

12/24/22

12/31/22

ILINetSentinelProvider ReportingRecordoverthe past5Weeks,2022-23 (N=14)

12/3/22

NumberofReports

11

12/10/22

10

12/17/22

8

12/24/22

9

12/31/22

5

PercentofILIVisits

PercentageofILIVisitsReportedbytheNebraskaOutpatientILISurveillanceNetwork(ILINet),byMMWRWeek,2019-2023

14.0%

apprx.start

12.0%

ofOct

start of Jan

apprx.start ofMay

10.0%

8.0%

6.0%

4.0%

2.0% Baseline

0.0% 40 41 42 43 44 45 46 47 48 49 50 51 52 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21

2022-23

2021-22

2020-21*

2019-20

InfluenzaSurveillanceData,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

INFLUENZA-LIKEILLNESS(ILI)EMERGENCYDEPARTMENT(ED)SURVEILLANCE

NumberofILIEmergencyDepartment(ED)VisitsbyAgeGroup,byWeekEndingDate,2022-23

1,500

1,000

500

0 10/8/22

10/15/22

10/22/22

10/29/22

Age Group

0-4

5-24

25-49 50-64 65+

11/5/22

11/12/22

11/19/22

WeekEndingDate

11/26/22

12/3/22

12/10/22

12/17/22

12/24/22

12/31/22

PercentageofILIEmergencyDepartmentVisitsamongallEDVisitsbyMMWRWeek,2019-2023

15.0%

PercentofILIVisits

10.0%

apprx.start ofOct

5.0% Baseline

start of Jan

apprx.start ofMay

apprx.start ofAug

0.0%

41

43

45

47

49

51

1

3

5

7

9

11

13

15

17

19

21

23

25

27

29

31

33

35

37

39

MMWRWeek

2022-23

2021-22

2020-21* 2019-20

INFLUENZA-LIKEILLNESS(ILI)HOSPITALIZATIONSURVEILLANCE

NumberofILIHospitalAdmissionsbyAgeGroup,byWeekEndingDate,2022-23

400

NumberofAdmissions

300

200

100

0 10/8/22

Age Group

0-4

10/15/22

10/22/22

10/29/22

5-24 25-49 50-64 65+

11/5/22

11/12/22

11/19/22

WeekEndingDate

11/26/22

12/3/22

12/10/22

12/17/22

12/24/22

12/31/22

ILIHospitalReportingRecord overthelast5Weeks,2022-23 (N=87 Hospitals)

Week Ending Date

Numberof Hospitals

Reporting

Percent of Hospitals

Reporting

12/3/22

69 78.4%

12/10/22

69 78.4%

12/17/22

70 79.5%

12/24/22

60 68.2%

12/31/22

60 68.2%

NumberofAdmissions

NumberofILIAdmissionsbyMMWRWeek,2019-2023

600

500

400 apprx.start ofOct

300

start of Jan

apprx.start ofMay

200

100

0

40 41 42 43 44 45 46 47 48 49 50 51 52 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21

MMWRWeek

2022-23

2021-22

2020-21*

2019-20

MORTALITYSURVEILLANCE

35influenza-associateddeathhasbeenreportedforthesurveillanceseason,including3pediatricdeaths MedianAge:76years

RSVSurveillanceData*,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

*DuetotheatypicalseasonalityweareseeingwithRSVthisyear,weareshowingoursurveillancedataforthe2022-23seasonbeginningMMWRweek32(weekending8/13).Anormal surveillanceseasonwouldbeginMMWRweek40.

RESPIRATORYSYNCYTIALVIRUS(RSV)LABORATORYSURVEILLANCE

NumberofPositiveRSVTestsandPercentPositivebyWeekEndingDate,2022-23

NumberofPositiveTests

800

18.0%

700

16.0%

600

14.0%

500 400 300 200

12.0% 10.0% 8.0% 6.0% 4.0%

100

2.0%

0 8/13/22 8/20/22 8/27/22

9/3/22

0.0% 9/10/22 9/17/22 9/24/22 10/1/22 10/8/22 10/15/22 10/22/22 10/29/22 11/5/22 11/12/22 11/19/22 11/26/22 12/3/22 12/10/22 12/17/22 12/24/22 12/31/22

WeekEndingDate

RSV Positives

Percent Positive

PercentPositive

NumberofPositiveRSVTestsbyMMWRWeek,2019-2023

MMWRWeek 40 41 42 43 44 45 46 47 48 49 50 51 52 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39

1,000 apprx.start ofOct

900

start of Jan

apprx.start ofMay

apprx.start ofAug

800

700

600

500

400

300

200

100 0

2022-23

2021-22

2020-21*

2019-20

RSVPercentPositivebyMMWRWeek,2019-2023

20.0%

apprx.start 15.0% ofOct

start of Jan

apprx.start ofMay

apprx.start ofAug

PercentPositive

10.0%

5.0%

0.0%

41

43

45

47

49

51

01

03

05

07

09

11

13

15

17

19

21

23

25

27

29

31

33

35

37

39

MMWRWeek

2022-23

2021-22

2020-21*

2019-20

RSVSurveillanceData*,Week52(WeekEnding12/31)

(Alldataarepreliminaryandmaychangeasmorereportsarereceived.)

RSVLABORATORYSURVEILLANCE,CONTINUED

RSVPercentPositivebyTestType,byWeekEndingDate,2022-23

70.0%

60.0%

50.0%

PercentPositive

40.0%

30.0%

20.0%

10.0% Antigen

PCR 0.0%

8/13/22

8/20/22

8/27/22

TestType Antigen PCR

9/3/22

9/10/22 9/17/22 9/24/22 10/1/22 10/8/22 10/15/22 10/22/22 10/29/22 11/5/22 11/12/22 11/19/22 11/26/22 12/3/22 12/10/22 12/17/22 12/24/22 12/31/22 WeekEndingDate

TotalRSVTestsbyTestTypeandTestResultforpast10Weeks

Antigen PCR

Negative Positive Negative Positive

10/29/22 100 74

2,472 521

11/5/22 112 66

2,907 611

11/12/22 88 65

3,112 601

11/19/22 103 72

3,583 589

11/26/22 124 40

3,874 514

12/3/22 130 49

4,461 458

12/10/22 161 33

4,533 387

12/17/22 136 27

4,982 371

12/24/22 97 31

3,860 255

12/31/22 88 16

3,301 236

WeeklyRSVCaseRate(per100,000population)byLocalHealthDepartmentforWeekEnding12/31/22

RSV Case Rate 0.0

100.0

48.7 Panhandle

4.4 North Central

9.7 Northeast 0.0

Dakota

40.8 WestCentral

2.6 Southwest

22.7 Loup Basin

10.3 TwoRivers

10.6 Elkhorn Logan Valley

11.4 East Central

9.0 Three Rivers

21.6 Douglas County

8.9 CentralDistrict

4.5 Four Corners

3.9 Sarpy/Cass 7.7

Lancaster County

11.0

South Heartland

14.9

PublicHealthSolutions

5.2 Southeast

PreviousWeeklyCaseRate, WeekEnding12/24/22

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