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. 2021 Nov 10;56(Suppl 3):1302–1316. doi: 10.1111/1475-6773.13890

TABLE A3.

Representativeness of country datasets

Australia Canada England France Germany Netherlands New Zealand Spain Sweden Switzerland United States
Year of data 2012–2016 2016–2017 2014–2017 2016–2017 2016–2017 2016–2017 2016–2017 2015–2016 2015–2016 2015–2016 2016–2017
Country population
Total 23.5 million 35.2 million (Canada 2016) 55.3 million (in 2016) 64.5 million 82.2 million 16.9 million 4.7 million 46.6 million 9.9 million 8.4 million 323.1 million
Population age 65+ 3.5 million 5.9 million (Canada 2016) 9.9 million (in 2016) 12.3 million 16.8 million 2.4 million 733,272 8.3 million 1.9 million 1.5 million 49.2 million
Sample population (dataset)
Representativeness of dataset Regional data (New South Wales) Regional data (Ontario Province) National sample 12 regions of France National sample National sample Full national data Regional data (Aragon, Spain) Full national data Full national data National sample
Total sample in dataset 267,086 14.5 million 7% of the UK population, representative in terms of age and sex 43.1 million 8.6 million 30% market share 4.7 million 1.3 million 9.9 million 8.4 million 6.4 million
Population age 65+ in dataset 123,625 2.5 million 8.2 million 2.5 million 733,272 288,738 (21.73%) 1.9 million 1.5 million 5.4 million

Note: Specific full denominator was not able to be shared by data supplier in England and in the Netherlands. In Australia, the full sample of the 45 and up study cohort at baseline is n = 267,153 but for this research sample was 267,086.