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We moved them to The National Archives website, to keep this website as responsive as possible.
Please note: all historical data is still on this website.
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A guide to the two types of life table – cohort and period – used to calculate past and projected life expectancy.
Quality and methodology information for baby names statistics produced for England and Wales.
Technical appendix to accompany updated estimates of differences in coronavirus (COVID-19) mortality risk by self-reported disability status for deaths occurring up to 9 March 2022.
The most widely used summary measure of inequality in the distribution of household income is the Gini coefficient.
Quality, methodology and comparability information for data used to calculate excess all-cause mortality for the UK, and European countries and regions, as reported in the Comparisons of all-cause mortality between European countries and regions article. Includes methodology for calculating measures of excess mortality, quality the data sources, comparability of the measures, and how to interpret the data.
Quality and methodology information for deaths registered weekly and monthly in England and Wales data. Includes strengths and limitations, methods used, comparability with other sources, definitions and the effects of the coronavirus (COVID-19) pandemic.
Detailed quality and methodology information for coronavirus (COVID-19) age-standardised mortality rates by vaccination status, initially published for Weeks 1 to 26 2021 in “Deaths involving COVID-19 by vaccination status and vaccine manufacturer, England: deaths occurring between 2 Jan and 2 July 2021”.
An investigation into the practical use of differential privacy protection, through the application on frequency tables generated from ONS mortality data.
Analysing the quality of the bespoke study dataset used in the published ONS articles on deaths involving the coronavirus (COVID-19) by ethnicity in England and Wales.
Detailed quality and methodology information for “Deaths involving COVID-19 by religious group, England: 24 January 2020 to 28 February 2021” and “Updating ethnic contrasts in deaths involving the coronavirus (COVID-19), England: 24 January 2020 to 31 March 2021.
