One AstraZeneca dose gives 80pct lower death risk - English data

Data from the rollout of AstraZeneca's Covid-19 vaccine shows one dose of the shot results in 80 percent less risk of death from the disease, Public Health England (PHE) said on Monday.

It also said protection against death from the Pfizer-BioNTech vaccine rises from approximately 80 percent after one dose to 97 percent after two doses in its new analysis...