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Ambulance Data Set

Population Size

505,514

People

Population Size statistic card

Years

2024

Years statistic card

Associated BioSamples

None/not available

Associated BioSamples statistic card

Geographic coverage

North West England: https://www.geonames.org/2641227/north-west.html

Geographic coverage statistic card

Lead time

2-6 months

Lead time statistic card

Summary

The Ambulance Data Set (ADS) is intended to provide an improved, consistent level of detail about how ambulance services respond to and treat the thousands of calls that are received by the 999 service every day

Documentation

https://www.england.nhs.uk/urgent-emergency-care/improving-ambulance-services/ambulance-data-set/

Dataset type

Health and disease

Dataset sub-type

Not applicable

Dataset population size

505514

Keywords

Observations

Observed Node

Disambiguating Description

Measured Value

Measured Property

Observation Date

Persons

Number of distinct individuals in the dataset

3827226

Count

11 Jun 2025

Events

Total number of emergency calls in the dataset

14367621

count

11 Jun 2025

Provenance

Source of data extraction

EPR

Collection source setting

Secondary care - Ambulance

Patient pathway description

This dataset traces the journey from emergency call and dispatch through on-scene care, transport, hospital handover, and final patient outcome.

Biological sample availability

None/not available

Structural Metadata

Details

Publishing frequency

Daily

Version

1.0.0

Modified

25/06/2025

Coverage

Start date

01/04/2024

Time lag

Less than 1 week

Geographic coverage

North West England: https://www.geonames.org/2641227/north-west.html

Maximum age range

122

Accessibility

Language

en

Alignment with standardised data models

NHS DATA DICTIONARY

Controlled vocabulary

LOCAL

Format

text/csv, application/sql

Data Access Request

Dataset pipeline status

Not available

Access rights

https://northwestsde.nhs.uk/for-sde-users/apply-to-use-the-sde

Time to dataset access

2-6 months

Access method category

TRE/SDE

Access service description

A secure workspace within the SDE will be implemented for each project. The standard package for a secure workspace includes a cloud-based VDI providing access to an instance of the platform and as suite of included tools. Further details be provided on request.

Jurisdiction

UK

Data use limitation

Research use only

Data use requirements

User-specific restriction

Data Controller

North West Secure Data Environment

Data Processor

Arden and GEM Commissioning Support Unit

Demographics

Dataset Types: Health and disease

Collection Sources: Secondary care - Ambulance

Publications about this dataset

The role of health and social factors in education outcome: A record-linked electronic birth cohort ...Evans A, Dunstan F, Fone DL, Bandyopadhyay A, Scho...

PloS one

Published - 2019