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Oxford/AstraZeneca COVID-19 Vaccine Effectiveness in England

CompletedN/A

Sponsor: AstraZeneca

Conditions: Covid-19 Infection

Countries: United Kingdom

This is a retrospective cohort study to assess the real world effectiveness of the Oxford/AstraZeneca COVID-19 vaccine in England. The study is using linkage of the English national databases on COVID-19 vaccination, testing, medical records, hospitalization, and death.

Eligibility overview

Sex: ALL

Age: 12 Years to —

Healthy volunteers: No

Study type: OBSERVATIONAL

Eligibility criteria

Inclusion Criteria:

* Eligible for any COVID-19 vaccination based on age at index date
* Have continuous data coverage for the COVID-19 infection datasets
* Have continuous data coverage in other linked databases for a minimum of 12 months prior to the index date

Exclusion Criteria:

• People with a history of COVID-19 infection (confirmed by reverse transcriptase polymerase chain reaction (RT-PCR) or not) prior index date

Locations (1)

Leeds, United Kingdom