Delta Variant And Vaccine Effectiveness; What Can The CIS Tell Us?

19th August 2021

As well as providing estimates on infection levels and antibodies, the Coronavirus (COVID-19) Infection Survey (CIS) collects information from participants on their vaccination status, providing some insight into vaccine effectiveness on variants, including Delta. Our monthly visits to the same participants over a long period of time allow us to see who becomes infected and how antibodies change over time.

Here, Sarah Crofts, Head of Analytical Outputs for the COVID-19 Infection Survey, presents the main findings from academic research conducted by our survey partners from Oxford University, led by Professor Sarah Walker.

Read the Blog HERE