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Articles on COVID-19 testing

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Friaaz Azeez gets tested for COVID-19 by a health-care worker at a pop-up testing centre at the Islamic Institute of Toronto in Scarborough, Ont., on May 29, 2020. THE CANADIAN PRESS/Nathan Denette

‘What do you mean, it was a false positive?’ Making sense of COVID-19 tests and terminology

Understanding terms like sensitivity and specificity can help us make sense of COVID-19 testing, the accuracy of tests and what the results mean.
People wearing face masks ride an attraction at the Playland amusement park at the Pacific National Exhibition, in Vancouver on July 10, 2020. While Canada has done a better job than other countries at managing COVID-19, its death rate still exceeds that of similar nations. THE CANADIAN PRESS/Darryl Dyck

How Canada compares to other countries on COVID-19 cases and deaths

While Canada has done well compared to countries like the U.S. and the U.K. in containing COVID-19, rates of infection and deaths are higher than in many similar western democracies. Why?
Mark Baker/AP

How New Zealand could keep eliminating coronavirus at its border for months to come, even as the global pandemic worsens

Our new modelling shows the risk of an infectious person slipping through New Zealand's border undetected is very low — likely to happen only once over the next 18 months.

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