but they are now going down.
US omicron variants
https://covid.cdc.gov/covid-data-tracker/#variant-proportions
BA.2, 39%
BA.2.12.1, 58%
Less common omicron derivatives
Others, 0.1%
Delta, 0%
UK, covid symptom Zoe study
ONS
https://www.ons.gov.uk/peoplepopulationandcommunity/healthandsocialcare/conditionsanddiseases/articles/coronaviruscovid19latestinsights/infections
Risk of re-infection
Risk of re-infection, eight times higher in Omicron times (20 December 2021 onwards),
compared with Delta times, (17 May to 19 December 2021)
Deaths
COVID-19 is mentioned on fewer death certificates than flu and pneumonia
But, more likely to be listed as the underlying cause of death
Number of deaths due to COVID-19, and flu and pneumonia, England and Wales, 1901 to 2021
COVID-19, 2020
Underlying cause of 73,766 deaths
COVID-19, 2021
Underlying cause of 67,258 deaths
Deaths due to flu and pneumonia, 1929
Underlying cause of 73,212 deaths
Source