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Data presented are for surveillance Week 9 (February 23, 2020 to February 29, 2020) and was extracted on March 3, 2020. Data presented represent a snapshot of the information at the time of extraction and may differ from previous or subsequent reports.

Table 1. Summary of activity for current reporting week
Indicator Trend From Previous Week Current Week Previous Week Season
Number of lab-confirmed influenza cases Lower 14 22 152
      Influenza A - 12 16 100

      Influenza B

- 2 6 52
Number of influenza outbreaks in institutions Similar 2 1 11
      Influenza A - 2 1 11

      Influenza B

- 0 0 0

+Percent positivity of lab specimens tested for Influenza A (Erie St. Clair Region)

Higher

30.3%

(Week 8)

24.0%

(Week 7)

13.3%

+Percent positivity of lab specimens tested for Influenza B (Erie St. Clair Region)

Lower

5.6%

(Week 8)

11.5%

(Week 7)

5.1%

*Percent of emergency department visits due to influenza-like illness or respiratory syndrome

Lower 7.5% 9.5% 8.1%

+Includes Windsor-Essex, Chatham-Kent and Lambton. The values for percent positivity for the season are as of the end of the previous reporting week.

Influenza cases - 2019-20 Season - Week 9

Circulating strains - 2019-20 Season - Week 9

ED visits - 2019-20 Season - Week 9

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