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Hospital Episode Statistics (HES) Diagnostic Imaging Dataset (DID) Bridging File: GDPR information


Why and how we process your data within the Hospital Episode Statistics (HES) Diagnostic Imaging Dataset (DID) Bridging File, and your rights.

Controller Joint Controller: NHS Digital, NHS England
How we use the information (processing activities)

Diagnostic Imaging Dataset (DID) concerns activity data recorded from images including Radiation absorption rates. This is combined with Hospital Episodes Statistics (HES) data and Cancer Screening Data provided by Public Health England to monitor and improve the management of health and care services. This notice only covers NHS Digital's collection and use of personal data.

Does this contain sensitive (special category) data such as health information? Yes
Who are recipients of this data?

NHS England, See Data Release Register

Is data transferred outside the UK? Within Europe
How long the data is kept 8 years minimum after no longer required
Our lawful basis for holding this data Legal obligation
Your rights
  • Tick Be informed
  • Tick Get access to it
  • Tick Rectify or change it
  • Cross Erase or remove it
  • Tick Restrict or stop processing it
  • Cross Move, copy or transfer it
  • Cross Object to it being processed or used
  • Cross Know if a decision was made by a computer rather than a person
How can you withdraw your consent?

Consent not the basis for processing

Is the data subject to decisions made solely by computers? (automated decision making) No
Where does this data come from? Hospital Episodes Statistics (HES) dataset, Diagnostic Imagining Dataset (DID), Public Health England: Cancer Screening Data
The legal basis for collecting this data

Legal obligation (Direction)

Where NHS Digital uses this data


Hospital Episode Statistics (HES)

Hospital Episode Statistics (HES) is a data warehouse containing details of all admissions, outpatient appointments and A and E attendances at NHS hospitals in England.