Omicron vs Delta | Vaccine efficacy reduced from 80% to 33%, shows new data analysis from positive Covid-19 patients in South Africa
While the Omicron variant is highly transmissible, its severity of illness is significantly reduced compared with the Delta variant.
Speaking at a media briefing on Tuesday, Dr Ryan Noach, CEO of Discovery Health, said the analysis of the data showed that the two-dose Pfizer-BioNTech vaccination provided 70% protection against severe complications of Covid-19 requiring hospitalisation and 33% protection against Covid-19 infection during the current Omicron wave.
3. Children: Despite very low absolute incidence, preliminary data suggests that children have a 20% higher risk of hospital admission in the Omicron-led fourth wave in South Africa than they did during the D614G-led first wave; and They partnered with world-leading researchers from the South African Medical Research Council to provide insights into the effectiveness of the Pfizer-BioNTech vaccine against infections and severe disease linked to Omicron infection.As of Monday, South Africa had recorded 13 992 new cases. At the time of writing, the country had 174 340 active cases.
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