Unvaccinated persons are greater than twice as prone to be reinfected with COVID-19 because the absolutely vaccinated, a examine by the Facilities for Illness Management and Prevention stated Friday.
The company stated the discovering helps its suggestion “that every one eligible individuals be supplied COVID-19 vaccination, no matter earlier SARS-CoV-2 an infection standing.”
Some US politicians, together with Senator Rand Paul, have previously stated they don’t plan to take a COVID-19 vaccine due to their pure immunity derived from prior an infection.
The brand new examine was based mostly on 246 Kentucky adults who have been reinfected in Might and June this yr after beforehand being contaminated in 2020.
They have been in contrast with 492 “controls” who have been matched by intercourse, age, and time of preliminary optimistic check.
The evaluation discovered that unvaccinated folks have been 2.34 occasions as prone to be reinfected in comparison with folks absolutely vaccinated with the Pfizer, Moderna or Johnson & Johnson vaccines.
The length of infection-acquired immunity stays poorly understood and could also be affected by the emergency of newer variants, the paper stated.
For instance, laboratory research have proven that blood samples from folks beforehand contaminated with the unique Wuhan pressure had poor antibody responses to the Beta variant first recognized in South Africa.
One of many limitations of the examine is it was carried out earlier than Delta turned the dominant pressure in the US.
If I’ve already had COVID, do I would like a vaccine? And the way does the immune system reply? An skilled explains
© 2021 AFP
Unvaccinated folks twice as prone to be reinfected with COVID: examine (2021, August 6)
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