Covid booster recommendations: comparison by country

Why do countries with far better healthcare data and outcomes have such different Covid booster recommendations than the US

Each country’s Covid vaccination recommendations have some variability, the nuance of which are differences without a distinction. The point remains, why is the US so different?

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Sources:

USA:

https://www.cdc.gov/coronavirus/2019-ncov/vaccines/stay-up-to-date.html

Norway:

https://www.fhi.no/en/id/corona/coronavirus-immunisation-programme/coronavirus-vaccine/#vaccination-of-children-and-adolescents

Sweden:

https://www.folkhalsomyndigheten.se/the-public-health-agency-of-sweden/communicable-disease-control/vaccinations/vaccination-against-flu-and-covid-19/

Denmark:

https://www.reuters.com/world/europe/denmark-recommend-covid-19-booster-vulnerable-2021-08-20/

UK:

https://www.gov.uk/government/publications/covid-19-vaccination-autumn-booster-resources/a-guide-to-the-covid-19-autumn-programme

Germany:

https://www.bundesgesundheitsministerium.de/en/coronavirus/faq-covid-19-vaccination

They recommend three shots for all adults, then boosters for select groups.

France:

https://www.connexionfrance.com/article/French-news/Covid-19/Remain-vigilant-Who-in-France-is-eligible-for-a-Covid-booster-jab

Australia:

https://www.health.gov.au/our-work/covid-19-vaccines/getting-your-vaccination/booster-doses 

New Zealand:

https://www.health.gov.au/our-work/covid-19-vaccines/getting-your-vaccination/booster-doses

Switzerland:

https://www.bag.admin.ch/bag/en/home/krankheiten/krankheiten-im-ueberblick/coronavirus/covid-19/impfen.html#1778594905

Singapore:

https://www.moh.gov.sg/covid-19/vaccination 

Japan:

https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/0000164708_00079.html

Healthcare spending per capita:

https://en.wikipedia.org/wiki/List_of_countries_by_total_health_expenditure_per_capita

Life expectancy:

https://www.worldometers.info/demographics/life-expectancy/