Sinovac vaccine efficacy rate against alpha and gamma.
Sinovac vaccine records an effectiveness in Chile of 90.3% for admission to ICU and 86.3% to prevent deaths from COVID-19
In the study there was a cohort of around 10 million people, of which 4 million were vaccinated with the two doses.
This Wednesday, the phase IV study of the Chinese Sinovac vaccine in Chile was published in The New England Journal of Medicine, one of the most prestigious journals in the world.
The document indicates that the effectiveness of the biological among fully vaccinated people (two doses and more than fourteen days since its last application) was 65.9% for the prevention of COVID-19, while in 87.5% it avoided the hospitalization, in 90.3% it prevented admission to the intensive care unit and in 86.3% of a death related to COVID-19.
The research was conducted from February 2 to May 1 of this year and had a cohort of approximately 10.2 million people, of which 4.1 million were already fully vaccinated and 542,418 had received a dose.
"Our results suggest that the inactivated SARS-CoV-2 vaccine effectively prevented COVID-19, including serious illness and death, a finding that is consistent with the results of phase 2 trials of the vaccine," it said. .
The document notes that it is estimated that the effectiveness of the vaccine among partially immunized people (14 to 28 days after receiving the first dose) was 15.5% for the prevention of COVID-19, 37.4% for the prevention of hospitalization, 44.7% for admission to the ICU and 45.7% for the prevention of death.
Look at Bloomberg headline. Haters gonna hate.