European data on Omicron: Out of 109 cases confirmed so far, all cases for which there is available information on severity were either asymptomatic or mild.

Epidemiological update: Omicron variant of concern (VOC) – data as of 3 December 2021 (12.00) – European Centre for Disease Prevention and Control

Commentary on Twitter:

EUROPEAN EQUIVALENT OF CDC AS OF THIS AM: "All cases [of Omicron] for which there is available information on severity were either asymptomatic or mild. No deaths have been reported among these cases so far.". But let's keep on watching. https://t.co/3jHm4Wezi8

— Monica Gandhi MD, MPH (@MonicaGandhi9) December 3, 2021