Recent findings from the UK Health Security Agency reveal that receiving two doses of AstraZeneca, Pfizer, or Moderna vaccines offers minimal protection against Omicron infection.
However, these vaccines demonstrably reduce the risk of severe illness. Consequently, health officials emphasize the importance of a third dose.
British Health Secretary Sajid Javid stated, “This encouraging data underscores the lifesaving and illness-preventing power of vaccination.”
He further noted, “This analysis indicates an up to eightfold increased risk of COVID-19 hospitalization for unvaccinated individuals.”
The UKHSA examined over 600,000 confirmed or near-confirmed Omicron cases in Britain through December 29th.
The agency determined that a single vaccine dose decreased the need for hospitalization by 52 percent. Two doses increased this protection to 72 percent, though this efficacy dropped to 52 percent after 25 weeks.
Two weeks post-third dose, this figure climbed to 88 percent.
The agency’s report indicated insufficient data to ascertain the longevity of this enhanced protection.
Among those already exhibiting symptoms, protection levels were slightly lower after each dosage. Booster recipients showed 68 percent protection compared to unvaccinated individuals.
‘Encouraging Indicators’
Dr. Susan Hopkins, the Health Security Agency’s leading medical consultant, declared the statistics “align with the positive trends we’ve already observed.”
However, she cautioned against premature judgments about the severity of Omicron hospitalizations relative to the Delta variant.
She emphasized that Omicron’s widespread circulation and the considerable number of cases among those aged 60 and above in the UK suggest a substantial risk of overwhelming the National Health Service in the weeks ahead.
She further stated, “The evidence reiterates that vaccination, particularly a third dose, remains the most effective defense against serious illness and infection.”
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