The study was done before the appearance of the omicron variant in the United States.
Natural immunity in COVID-19
“We found that, prior to the emergence of the omicron variant, innate immunity provided the same level of protection against COVID-19 infection as mRNA vaccination. That said, vaccination is a safe way to go.” significantly safer to obtain that immunity”. Ari Robicsek, MD, Providence’s Director of Medical Analytics and senior author of the study.
Almost 85% protection provided by COVID-19 infection against reinfection and 88% protected from hospitalization.
Furthermore, this reinfection protection lasts up to nine months after the initial infection. Thereby, the study highlights the significance of natural immunity in the fight against COVID-19.
“This data is key to helping us understand the strength and longevity of innate immunity and allows us to compare the effectiveness of previous infection with the mRNA vaccine. It could have implications. important to immunization guidelines and public health policy,” Amy Compton-Phillips, MD, Clinical Director of Providence.
Source: Medindia
