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By downloading this data you acknowledge that PHIN data is for internal use and analysis within an organisation. This could include quality assurance, the improvement of healthcare or for academic research and education. PHIN data should not be republished nor used for commercial gain, either within the UK or outside it, without express licensing and agreement from PHIN. See our Terms and Conditions. Please contact us at partnerships@phin.org.uk for any queries.

Hospital Reported Adverse Events datasheets

Here you will find a downloadable version of all the hospital reported adverse event information which is published on our website.

These resources are aimed at professionals and academics to help them better understand care that is provided, and where improvements can be made. These are also shared with regulators, public bodies and hospital managers.

Hospital Reported Adverse Events website guides

For more information on hospital reported adverse events, read our guides:

*Please note, as of September 2024, there have been updates made to the Hospital Reported Adverse Events datasheet.

The HRAE datasheet will have the following event sub-codes for Mortality:

  • Event sub codes - Expected, Not expected, Not known

The field definition included in the datasheet reads: ‘The Mortality (MOR) Event code has the following Event sub codes:

  • Expected: A death that was the expected outcome of an illness or physical condition.
  • Not Expected: A death not anticipated during the treatment, intervention, or pathway the patient was admitted for; is not related to the natural course of their illness; or a full-term and a full-term and viable foetus, or neonate, where there was no underlying pathology.
  • Unknown: The provider is unable to determine if the death is Expected or Not Expected at the time of reporting.
  • 'Total' is the aggregation of the 3 event sub codes.'

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This page was last updated on 8 December 2025.