According to the CDC, 27.6% of COVID cases in the United States are caused by Omicron subvariant XBB.1.5.

Reuters, January 6 – According to statistics released on Friday by the Centers for Disease Control and Prevention, the Omicron subvariant, XBB.1.5, is thought to be responsible for 27.6% of COVID-19 cases in the US for the week ending Jan. 7.

According to the CDC’s updated estimate for the week ending December 31, 18.3% of cases, not 40%, of XBB.1.5 were reported.

An inquiry from Reuters for information regarding the change in estimated statistics was not immediately answered by the agency.

The most contagious Omicron sub-variant yet identified, according to senior epidemiologist Maria Van Kerkhove of the World Health Organization, is XBB.1.5, she stated earlier this week.