Welsh Demographic Service (WDS)
Data Providing Organisation:
NHS Wales’ Informatics Service (NWIS)
Data Providing Type:
Administrative (mandatory) data return
Theme:
Other – can be used for all themes
Purpose
Administrative information about individuals in Wales that use NHS services; such as address and practice registration history. It replaced the NHS Wales Administrative Register (NHSAR) in 2009.
Data Collection Method
Data drawn from GP practices via Exeter System.
Data Highlights
This dataset provides linkage from anonymous individual to anonymous residences, thus enable to group households of individuals.
Access Requirements
As a core SAIL dataset available in accordance with our standard Information Governance procedure.
More Information
See the WDS website for more information.
Size
All Wales population – approx. 3 million
Data Level
Individual person
Data Years
1990 – Present
SAIL Schema
SAILWDSD