The study has not been peer reviewed, current data on severity is preliminary, and epidemiologists have warned omicron could still strain hospitals
Hospitalizations in the U.S. surged during the fall due to the delta variant, straining health-care systems in several states. More than 70,000 people in the U.S. are currently hospitalized with Covid, up 3% over the past week, according to a seven-day average from the Health and Human Services Department as of Dec. 27.
The highly contagious omicron variant is driving a surge in U.S. Covid infections. The country reported an average of more than 237,000 daily new cases for the seven-day period ended Monday, up 66% over the past week, according to a CNBC analysis of data from Johns Hopkins University. Real-world studies from South Africa and the United Kingdom suggest that people infected with omicron develop more mild illness compared with delta.that people infected with omicron are 50% to 70% less likely to require hospital admission compared with delta.
compared with delta. However, they also noted their study has limitations due to limited information on vaccination status and widespread immunity from prior infection. Epidemiologists have warned that even if omicron proves less severe than delta, it could still overwhelm hospitals simply by spreading much faster than delta.
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