Omicron subvariant XBB.1.5 accounts for 40.5% of U.S. COVID cases: CDC

Recombinants of the BA.2 variant, XBB and XBB.1.5 together accounted for 44.1% of the total cases in the U.S.

source https://www.thehindu.com/news/international/omicron-subvariant-xbb15-accounts-for-405-of-us-covid-cases-cdc/article66322376.ece