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Table 4 Effectiveness of the Coronavac vaccine

From: Effectiveness of the CoronaVac® vaccine in a region of the Colombian Amazon, was herd immunity achieved?

Effectiveness of CoronaVac

 Prevent mild forms

94.3%

 Prevent moderate forms

99.9%

 Prevent severe forms

99.9%

 Prevent deaths

99.9%

 Mortality rate pre-vaccination*

2.2%

 Mortality rate post-vaccination in individuals fully vaccinated

0.22%

  1. *Data obtained from DANE Colombia. (https://www.dane.gov.co/files/investigaciones/poblacion/defunciones-covid19/boletin-defunciones-covid-2020-02mar-2021-17ene.pdf)