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
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- Research tracked nearly 61 million people who have received one of the two vaccines, but it has not been peer-reviewed
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