Office for National Statistics (ONS): The Longitudinal Study (LS) contains data on 1 per cent of the population of England and Wales.

Data-sharing agreement from NHS Digital registers of approved data releases, 2014–2019. Evidence status: source reported.

Organisation

Office for National Statistics (ONS)

Source reference

DARS-NIC-57592-H7S8B-v0.2

Jurisdiction

England

Licence

Open Government Licence v3.0, subject to NHS England terms and exclusions

The Longitudinal Study (LS) contains data on 1 per cent of the population of England and Wales. It is used for several types of analysis: for example, studies using registration event data as outcomes or studies using linked census data. The purpose of these studies include those that link social, occupational and demographic information to data on vital events. Examples include studies of mortality, cancer incidence and survival, and fertility patterns. Those looking at environmental effects on health and inequalities in health. Also those investigating social mobility and the study of ageing

Register reference

DARS-NIC-57592-H7S8B-v0.2

Agreement period

not published to no end date published

For commercial purposes (as marked in the register)

Not stated

Release files listed by NHS England

49

Data approved

• MRIS - Bespoke
• MRIS - Scottish NHS / Registration

Objective, as published

The Longitudinal Study (LS) contains data on 1 per cent of the population of England and Wales. It is used for several types of analysis: for example, studies using registration event data as outcomes or studies using linked census data. The purpose of these studies include those that link social, occupational and demographic information to data on vital events. Examples include studies of mortality, cancer incidence and survival, and fertility patterns. Those looking at environmental effects on health and inequalities in health. Also those investigating social mobility and the study of ageing.

Source: https://webarchive.nationalarchives.gov.uk/ukgwa/2019/https://digital.nhs.uk/binaries/content/assets/website-assets/service/dars/release-registers/releaseregister20180301_20180524.xlsx. Captured 2026-10-30.

Limitations: Agreement as recorded in an NHS Digital register of approved data releases (2014–2019), retrieved from the UK Government Web Archive. That register lists releases made in its period and the agreement's purpose statement as it then stood; it gives no agreement dates, and the agreement may have changed since. Imported only where a paper quotes a reference no current register holds.