Confusion surrounds the results of a Sinovac Biotech vaccine clinical trial in Brazil. Photo: EPA-EFE Confusion surrounds the results of a Sinovac Biotech vaccine clinical trial in Brazil. Photo: EPA-EFE
Confusion surrounds the results of a Sinovac Biotech vaccine clinical trial in Brazil. Photo: EPA-EFE

Explainer |
What do the Sinovac coronavirus vaccine efficacy results mean?

  • The company and its Brazilian partner have released confusing numbers for the effectiveness of CoronaVac in clinical trials
  • The data is essential for regulators to determine whether they should approve the vaccine for use

Topic |   Coronavirus pandemic
Confusion surrounds the results of a Sinovac Biotech vaccine clinical trial in Brazil. Photo: EPA-EFE Confusion surrounds the results of a Sinovac Biotech vaccine clinical trial in Brazil. Photo: EPA-EFE
Confusion surrounds the results of a Sinovac Biotech vaccine clinical trial in Brazil. Photo: EPA-EFE
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