INTERESTING
In February, the Ontario COVID-19 Science Advisory Table published findings from an analysis of preprint studies suggesting that the pooled sensitivity of rapid antigen tests for detecting Omicron infections is about 37 per cent, compared to 81 per cent for the Delta variant.
Health Canada says on its website that it has "no evidence" that variants affect the ability of agency-approved tests to confirm COVID-19 cases, but notes that these new devices are still being investigated.