Omicron Hits Youthful Folks, However Much less Prone to Convey Lengthy Hospital Stays

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News Picture: Omicron Hits Younger People, But Less Likely to Bring Long Hospital Stays

MONDAY, Feb. 7, 2022 (HealthDay Information)

Omicron COVID-19 sufferers are youthful and have extra breakthrough infections, a brand new research finds. However individuals contaminated with Omicron are additionally much less prone to be hospitalized or want intensive respiratory help than those that’d gotten the sooner Alpha and Delta variants.

The researchers examined knowledge on sufferers at Houston Methodist hospital, the place by the beginning of 2022, Omicron was chargeable for 98% of all new COVID-19 instances. By Jan. 5, Omicron had contaminated 4,468 of the hospital’s sufferers, in accordance with the study.

It took solely three weeks from the time Houston Methodist recognized its first affected person with Omicron for the variant to account for almost all of latest COVID-19 instances. It took about three months for the Delta variant to achieve that milestone, the research authors famous in a hospital information launch.

Viruses continuously change, leading to variants that may be kind of extreme.

The research discovered that the typical age of Omicron sufferers was 44.3 years, in contrast with 48.3 for Delta sufferers and 50 for these with the primary extremely publicized COVID variant, dubbed Alpha.

The size of hospital keep was 3.2 days for Omicron sufferers, 5.4 days for Delta sufferers, and 5.1 days for Alpha sufferers. And 55% of breakthrough infections in vaccinated sufferers have been attributable to Omicron, in contrast with simply over 5% for Alpha and 0.9% for Delta, the findings confirmed.

As of mid-January, the hospital had recognized three sufferers with the so-called stealth Omicron (BA.2) variant. These have been the primary three instances found in Texas.

The research, printed on-line Feb. 3 in The American Journal of Pathology, is the primary peer-reviewed research of U.S. Omicron sufferers and their outcomes, in accordance with corresponding creator Dr. James Musser and colleagues. Musser is head of pathology and genomic drugs at Houston Methodist.

The hospital has sequenced almost 80,000 SARS-CoV-2 genomes because the starting of the pandemic — one of many largest, most complete COVID sequencing research in the US.

Extra info

There’s extra on the Omicron variant on the U.S. Centers for Disease Control and Prevention.

SOURCE: Houston Methodist, information launch, Feb. 3, 2022

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