THE OMICRON variant of the SARS-CoV2 virus is intrinsically as severe as previous variants, in contrast to assumptions made in previous research that it was extra transmissible however much less severe, a large study in the US has discovered.
“We found that the risks of hospitalization and mortality were nearly identical between periods,” stated 4 scientists who performed the study primarily based on data of 130,000 coronavirus illness 2019 (COVID-19) sufferers, referring to instances previously two years when totally different variants have been dominant internationally.
The study, which is present process peer assessment at Nature Portfolio and was posted on Analysis Sq. on Might 2, was adjusted for confounders together with demographics, vaccination standing, and the Charlson comorbidity index that predicts the chance of demise inside a yr of hospitalization for sufferers with particular comorbid situations.
The research that assumed that the Omicron variant was much less severe have been performed in numerous locations together with South Africa, Scotland, England, and Canada, stated the scientists from Massachusetts Basic Hospital, Minerva College and Harvard Medical Faculty.
They stated their study might have a number of limitations, together with the chance that it underestimated the variety of vaccinated sufferers in newer COVID waves, and the entire variety of infections, as a result of it excluded sufferers who carried out at-home fast exams. — Reuters