Data back use of AZ and Pfizer COVID-19 vaccines in older people

Both the Pfizer/BioNTech and Oxford University/AstraZeneca COVID-19 vaccines are highly effective in reducing COVID-19 infections among older people, according to an emerging study data.

Data came from Public Health England, which has submitted findings of a real-world study for peer review.

The article compares the rate of vaccination in symptomatic people aged over 70 years of age who test positive for COVID-19, compared to those who test negative.