# Coronavirus COVID-19 (2019-nCoV) Thread - 2021 Breaking News **URL:** \ **Category:** The Quarantine Zone\ **Tags:** covid-quarantine\ **Created:** [January 1, 2021, 8:03am UTC](https://boards.straightdope.com/t/coronavirus-covid-19-2019-ncov-thread-2021-breaking-news/929428 "2021-01-01T08:03:30Z")\ **Posts on this page:** 1\ **Showing post:** 3391
**Author:** ![BigT](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/bigt/32/12044_2.png) [@BigT](https://boards.straightdope.com/u/BigT)\ **Post date:** [December 22, 2021, 1:46am UTC](https://boards.straightdope.com/t/coronavirus-covid-19-2019-ncov-thread-2021-breaking-news/929428/3391 "2021-12-22T01:46:25Z")
> [@Riemann](#): > > > [@mandala](#): > > > > How can that be? This article says that as on December 14, just 3% of all US cases was Omicron. > > The prior weekly estimate was revised up from 3% to 13%. > The weekly progression was **0.4% \> 13% \> 73%**. > It’s _much_ more infectious than the other strains. > > > On Monday, the CDC revised its estimate for omicron cases for the week that ended Dec. 11, after analyzing more samples. About 13% of the cases that week were from omicron, not the 3% previously reported. The week before, omicron accounted for just 0.4% of cases. Huh. I’d heard about that revision, but I thought it was just with NYC data, not over the whole country. --- _[View the full topic](https://boards.straightdope.com/t/coronavirus-covid-19-2019-ncov-thread-2021-breaking-news/929428)._