The study tracked people who received the AstraZeneca or Sinovac vaccines in Brazil to see how effective they were at preventing infection, hospitalisation, intensive care and death. Photo: AP The study tracked people who received the AstraZeneca or Sinovac vaccines in Brazil to see how effective they were at preventing infection, hospitalisation, intensive care and death. Photo: AP
The study tracked people who received the AstraZeneca or Sinovac vaccines in Brazil to see how effective they were at preventing infection, hospitalisation, intensive care and death. Photo: AP
China /  Science

Coronavirus: Brazil study finds Sinovac far less effective at reducing deaths in elderly

  • AstraZeneca was found to be better at preventing infections, with a 70 per cent lower risk compared to 54 per cent for Sinovac
  • Research tracked nearly 61 million people who have received one of the two vaccines, but it has not been peer-reviewed

Topic |   Coronavirus pandemic
Zhuang Pinghui
Zhuang Pinghui in Beijing

Updated: 10:02pm, 27 Aug, 2021

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The study tracked people who received the AstraZeneca or Sinovac vaccines in Brazil to see how effective they were at preventing infection, hospitalisation, intensive care and death. Photo: AP The study tracked people who received the AstraZeneca or Sinovac vaccines in Brazil to see how effective they were at preventing infection, hospitalisation, intensive care and death. Photo: AP
The study tracked people who received the AstraZeneca or Sinovac vaccines in Brazil to see how effective they were at preventing infection, hospitalisation, intensive care and death. Photo: AP
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