Version: 1.0.0 | Published: 11 Nov 2025 | Updated: 109 days ago
Documentation
Description:
This dataset is a merged dataset of the existing datasets already published. This dataset contains all the columns made available within the individual datasets but as one large amalgamated dataset. This provides a longitudinal linked dataset of NWL patients to support pathway analysis, population health analysis and research analytics that requires data from various care settings.
Coverage
Spatial:
United Kingdom,England,London,Brent,Ealing,Hammersmith and
Fulham,Harrow,Hillingdon,Hounslow,Westminster,Kensington and Chelsea
Typical Age Range:
0-150
Follow Up:
> 10 Years
Pathway:
This dataset is representative of the patient pathway as we have data from all
care settings (primary care, acute, mental health, community and social care).
We also have data for all disease areas and hence able to track the pathway for
all diseases.
Provenance
Origin
Purposes:
Research cohort
Sources:
EPR
Collection Situations:
- Clinic
- Primary care - Clinic
- Secondary care - Accident and Emergency
- Secondary care - Outpatients
- Secondary care - In-patients
- Services
- Community
- Home
- Prescribing - Community pharmacy
Temporal
Accrual Periodicity:
Monthly
Distribution Release Date:
30 January 2020
Start Date:
31 March 2015
Time Lag:
1-2 months
Accessibility
Access
Access Rights:
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)
Usage
Data Use Limitations:
No restriction
Data Use Requirements:
- Collaboration required
- Institution-specific restrictions
- Project-specific restrictions
- Time limit on use
- User-specific restriction
Resource Creators:
NHS NWL ICS;,;London SDE
Format and Standards
Vocabulary Encoding Schemes:
- LOCAL
- OPCS4
- READ
- SNOMED CT
- NHS NATIONAL CODES
- ODS
- ICD10
Conforms To:
- LOCAL
- NHS DATA DICTIONARY
- OTHER
Languages:
en
Formats:
- Excel
- SQL
- Tableau
- R
Enrichment and Linkage
Qualified Relations:
This can be linked to: Accident and Emergency Outpatient Care High Cost drugs Patient level data Primary care events Primary care prescriptions Adult
Derivations:
Long Term Conditions Electronic Frailty Index Q-Admissions Patient Segments Risk Segments
Observations
Statistical Population
Population Description
Population Size
Measured Property
Observation Date
Events
Total events, all population
685541152
Count
02 November 2022
Persons
Population
2653250
Count
08 December 2020
Persons
All Registered population
4321099
count
02 November 2022