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Invasive Group A Streptococcal Disease Epidemiological Summaries

Invasive Group A Streptococcal Disease Epidemiological Summaries

This page includes a collection of the Invasive Group A Streptococcal Disease (iGAS) epidemiological summaries. These reports provide an overview of iGAS activity in Ontario to help inform local public health investigations by providing the provincial context.

Current Report

Summary Report

Epidemiologic summary of iGAS activity including data by risk factor, clinical manifestation, severity and emm type in Ontario for the 2022-23 season compared to seasonal iGAS activity from the 2014-15 to 2018-19 seasons.

1.1 MB
Updated 21 Oct 2024

Summary Report

This report provides an epidemiologic summary of iGAS activity in Ontario from October 1, 2023 to September 30, 2024, compared to the previous seasonal iGAS activity between October 1, 2022 and September 30, 2023.

2.1 MB
Updated 10 Oct 2024

Historical Reports

Surveillance Report

This report covers iGAS rates from July 1, 2018 to September 30, 2018 of the 2017-18 season.

1.3 MB
Updated 10 April 2019

Surveillance Report

This report provides provincial-level information on reported cases of iGAS in Ontario in the 2016-17 season.
841 KB
Updated 1 Aug 2018

Related Information

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Contact the Department

Communicable Disease Control

Communicable.DiseaseControl@oahpp.ca

Updated 2 Aug 2024
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