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HES Outpatient data for CPRD Aurum

Population Size

34,416,869

People

Population Size statistic card

Years

2003 - 2025

Years statistic card

Associated BioSamples

None/not available

Associated BioSamples statistic card

Geographic coverage

United Kingdom

England

Geographic coverage statistic card

Lead time

Variable

Lead time statistic card

Summary

Outpatient (HES OP) data are a collection of individual records of outpatient appointments occurring in England only. The data includes information on the type of outpatient consultation appointment dates, the main specialty and treatment specialty under which the patient was treated, referral source, waiting times, clinical diagnosis and procedures performed.

DOI for dataset

https://doi.org/10.48329/qm96-7t95

Documentation

Outpatient (HES OP) data are a collection of individual records of outpatient appointments occurring in England only. The data includes information on the type of outpatient consultation appointment dates, the main specialty and treatment specialty under which the patient was treated, referral source, waiting times, clinical diagnosis and procedures performed. HES OP data can be used to support health resource utilisation studies, clarify clinical health care pathways and enable variations in the uptake of services to be evaluated, for example by gender and age.Requests for HES OP data access are subject to prior protocol approval. Further information is available at https://www.cprd.com/linked-data.

Dataset type

Health and disease

Dataset population size

34416869

Associated media

https://www.cprd.com/linked-data

Keywords

Provenance

Purpose of dataset collection

Care

Source of data extraction

EPR

Collection source setting

Secondary care - Outpatients

Patient pathway description

Secondary care

Image contrast

Not stated

Biological sample availability

None/not available

Structural Metadata

Details

Publishing frequency

Quarterly

Version

5.0.0

Modified

08/10/2024

Distribution release date

30/01/2026

Citation Requirements

NHS Digital

Coverage

Start date

04/01/2003

End date

31/03/2025

Time lag

More than 6 months

Geographic coverage

United Kingdom, England

Maximum age range

115

Follow-up

1 - 10 Years

Accessibility

Language

en

Alignment with standardised data models

LOCAL

Controlled vocabulary

ICD10, ODS, OPCS4, SNOMED CT

Format

Tab delimited text

Data Access Request

Dataset pipeline status

Not available

Access rights

HTTPS://CPRD.COM/DATA-ACCESS

Time to dataset access

Variable

Access request cost

https://www.cprd.com/pricing

Access method category

Varies based on project

Access service description

Access to CPRD data, including UK Primary Care Data, and linked data such as Hospital Episode Statistics, is subject to protocol approval via CPRD’s Research Data Governance (RDG) Process. Independent scientific and patient advice is provided by Expert Review Committees (ERCs) and the Central Advisory Committee (CAC): https://www.cprd.com/research-applications

Jurisdiction

GB-ENG

Data use limitation

General research use,No linkage,Research-specific restrictions,Research use only

Data use requirements

Geographical restrictions,Institution-specific restrictions,Project-specific restrictions,Time limit on use,User-specific restriction

Data Controller

Clinical Practice Research Datalink (CPRD)

Data Processor

CPRD

Dataset Types: Health and disease

Collection Sources: Secondary care - Outpatients

Relationships: