PEI Weekly Influenza Summary 2019-2020 Season

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Week 15 - Apr. 05 - Apr. 11, 2020

Summary

  • There was no flu activity in PEI during Week 15.
  • Our seasonal total is 220 lab-confirmed cases (142 A and 78 B).
  • The median age of cases to date is 30 years.
  • Nationally, in Week 13 all indicators of influenza activity continued to decrease compared to the previous week. The percentage of tests positive fell below 5% suggesting Canada may be nearing the end of the 2019-2020 influenza season at the national level.

 

Epidemiological curve of laboratory data

There was no flu activity in PEI during Week 15.  Lab-confirmed influenza tests are just an indication of greater influenza activity, as many individuals with influenza do not seek medical attention.

Summary graph of influenza cases in PEI for 2019-2020 season

 

Positive influenza test results, current week, and cumulative 2019-20 season

Lab-confirmed cases    Week 15 Cumulative 2019-2020
Influenza A           0                  142
Influenza B           0                   78
Total Influenza           0                  220

 

Respiratory outbreaks, current week, and cumulative 2019-20 season

Respiratory Outbreaks

Week 15

Cumulative 2019-2020
Influenza A         0                   4
Influenza B         0                   1
Influenza, Unknown Type         0                   1
ILI1         0                   1
Total Outbreaks         0                   7

 

1 ILI: Influenza like illness

Severe outcome surveillance, current week, and cumulative 2019-20 season

Severe Outcome Week 15 Cumulative 2019-2020
Hospitalizations1         0                    76
ICU         0                     7
Deaths2         0                     5

1Hospitalization data is gathered through infection prevention and control practitioners at each Island hospital.  Data includes ICU cases.

2 Deaths include individuals with a positive influenza test result.  Influenza may not have been the major contributing cause of death.

 

Definitions (based on national Fluwatch definitions)

Activity levels:  
  1. No activity:  no lab-confirmed influenza detections in the reporting week, however, sporadically occurring ILI may be reported
  2. Sporadic:  sporadically occurring ILI and lab-confirmed influenza detection(s) with no outbreaks detected within the influenza surveillance region
  3. Localized:  evidence of increased ILI; lab-confirmed influenza detection(s); outbreaks in 1 county only
  4. Widespread:  evidence of increased ILI; lab-confirmed influenza detection(s); outbreaks in more than 1 county

Outbreaks:

  1. Hospitals and Residential institutions:  2 or more cases of ILI occurring within a 7 day period, with at least 1 lab- confirmed case
  2. Schools, Workplaces and other:  absenteeism greater than 10% higher than expected which is most likely due to ILI

 

Links

Fluwatch - Public Health Agency of Canada

 

PEI Influenza Summary 2018-2019

PEI Influenza Summary 2017-2018

PEI Influenza Summary 2016-2017

PEI Influenza Summary 2015-2016

PEI Influenza Summary 2014-2015

 

 

Date de publication : 
le 21 Avril 2020
Santé et Mieux‑être

Renseignements généraux

Ministère de la Santé et du Mieux-être
Immeuble Shaw, 4e étage (nord)
105, rue Rochford
Charlottetown (Î.-P.-É.) C1A 7N8

Téléphone : 902-368-6414
Télécopieur : 902-368-4121

DeptHW@gov.pe.ca