Version: 1.0.0 | Published: 7 Nov 2025 | Updated: 27 days ago

London Ambulance Service Frequent Callers (LAS)
Dataset
Summary
Population Size:
-1
Documentation
Associated Media:
Description:
A list of the registered population that meet the LAS Frequent Callers criteria.
This includes:
- seen and conveyed
- seen and treated
- treated over the phone
In Pipeline:
Not available
Coverage
Spatial:
- United Kingdom
- England
- London
- Brent
- Ealing
- Hammersmith and Fulham
- Harrow
- Hillingdon
- Hounslow
- Kensington and Chelsea
- Westminster
Typical Age Range Min:
0
Typical Age Range Max:
150
Material Type:
None/not available
Follow Up:
1 - 10 Years
Pathway:
This dataset contains all LAS Frequent Caller data for patients in London. Each
patient will be identified using an unique patient key, patient keys can be used
to link to other datasets to understand the patient pathway.
Provenance
Origin
Purpose:
- Administrative
- Care
- Other
Dataset Type:
- Health and disease
- Treatments/Interventions
Dataset Sub-Type:
- Others
- Others
Source:
- EPR
- Other
Collection Source:
Secondary care - Ambulance
Image Contrast:
Not stated
Temporal
Publishing Frequency:
Monthly
Start Date:
31 March 2023
Time Lag:
1-2 weeks
Accessibility
Access
Access Rights:
Access Service Category:
TRE/SDE
Access Service:
Researchers will have access to a VDI environment with a specific username and
password. The researchers will get access to the datasets that is present in the
hub's catalogue and would be able to carry out their research within the safe
haven. There are restrictions applied which prevents the researchers from taking
data out of the safe haven, once the research/analysis is completed the admin
team will need to be contacted for taking the analysis off the safe haven.
Access Request Cost:
In Progress
Delivery Lead Time:
1-2 months
Data Controller:
Joint data controller model across North West London
Data Processor:
North West London Integrated Care Board (NWL ICB); North East London Integrated
Care Board (NEL ICB); North of England Commissioning Support Unit (NECS)
Jurisdiction:
United Kingdom of Great Britain and Northern Ireland
Usage
Data Use Limitation:
No restriction
Data Use Requirements:
- Collaboration required
- Institution-specific restrictions
- Project-specific restrictions
- Time limit on use
- User-specific restriction
Resource Creator:
NHS NWL ICS;,;London SDE
Format and Standards
Vocabulary Encoding Scheme:
LOCAL
Conforms To:
OTHER
Language:
English
Format:
- Excel
- SQL
- Tableau
- R
Enrichment and Linkage
Investigations:
Publication About Dataset:
Bottleet al. BMC Medical Informatics and Decision Making (2020) 20:71 https://doi.org/10.1186/s12911-020-1082-7
Observations
Statistical Population
Population Description
Population Size
Measured Property
Observation Date
Persons
1
TBC
21 October 2025
Origin
Name:
NWL Data Catalogue