Covaxin has 81% interim vaccine efficacy - here s what it means
The trials for the third phase of the vaccine involved 25,800 subjects and it was the largest ever conducted in India. File photo (Source: IANS)
Updated: Mar 4, 2021, 09:50 AM IST
The Indian Council of Medical Research (ICMR) has said that the indigenously made vaccine Covaxin has shown an interim efficacy of 81% during the phase 3 results.
What does ‘efficacy’ of a vaccine mean?
The efficacy of a vaccine represents how much it prevents against a pathogen in comparison to the absence of vaccination. The measures the ability of a vaccine to protest an individual from a disease based on certain parameters.