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A two-dose Pfizer/BioNTech vaccination provides just 33 per cent protection against infection by the Omicron variant of the coronavirus, but 70pc protection against hospitalisation, according to a large-scale analysis carried out in South Africa.
The first large-scale analysis of vaccine effectiveness in the region where the new variant was discovered appears to support early indications that omicron is more easily transmissible and that the Pfizer shot isn’t as effective in protecting against infection as it was against the Delta variant.
Read more from AP here.
