General
Why vaccine efficacy and effectiveness are not the same thing

CoronaCheck is RMIT ABC Fact Check’s weekly email newsletter dedicated to fighting the misinformation infodemic surrounding the coronavirus outbreak.
You can read the latest edition below, and subscribe to have the next newsletter delivered straight to your inbox.
CoronaCheck #60
In this week’s CoronaCheck, we explain what, exactly, vaccine efficacy figures mean and take a look at the evidence for and against ivermectin as a COVID-19 treatment.
We also gather up fact checking from the US about proposed changes to the nation’s voting laws, and outline some tips and tricks from Google on spotting online misinformation.
Vaccine efficacy versus effectiveness
For months, we’ve been hearing that COVID-19 vaccines are up to 95 per cent effective,…
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