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North West London Breast Screening Data

Population Size

331,469

People

Population Size statistic card

Years

2023

Years statistic card

Associated BioSamples

None/not available

Associated BioSamples statistic card

Geographic coverage

United Kingdom

England

...see more

Geographic coverage statistic card

Lead time

1-2 months

Lead time statistic card

Summary

The Breast Screening dataset is a direct feed from Royal Free and includes North West London GP Registered patients between the ages of 50-71 years of age and are eligible for screening under the National Breast Screening Programme within the past 3 years. The dataset measures / records uptake of the screening programme and also includes demographic details about the patient such as ethnicity, deprivation and long term conditions.

Documentation

Update of National Breast Screening Programme

Dataset type

Health and disease, Measurements/Tests

Dataset population size

331469

Keywords

Observations

Observed Node

Disambiguating Description

Measured Value

Measured Property

Observation Date

Persons

331469

Count

10 Dec 2025

Provenance

Purpose of dataset collection

Administrative, Care, Other

Source of data extraction

Other

Collection source setting

Services

Patient pathway description

This dataset contains all Breast Screening uptake rates and each patient will be identifed using an unique patient key (patient keys can be used to link to other datasets to understand the patient pathway).

Image contrast

Not stated

Biological sample availability

None/not available

Structural Metadata

Details

Publishing frequency

Monthly

Version

1.0.1

Modified

10/12/2025

Distribution release date

17/11/2025

Citation Requirements

NHS NWL ICS;,;London SDE

Coverage

Start date

01/04/2023

Time lag

2-4 weeks

Geographic coverage

United Kingdom, England, London, Brent, Ealing, Hammersmith and Fulham, Harrow, Hillingdon, Hounslow, Kensington and Chelsea, Westminster

Minimum age range

50

Maximum age range

71

Follow-up

Other

Accessibility

Language

en

Alignment with standardised data models

OTHER

Controlled vocabulary

OTHER

Format

Excel, SQL, Tableau, R

Data Access Request

Dataset pipeline status

Not available

Access rights

https://discover-now.co.uk/make-an-enquiry/

Time to dataset access

1-2 months

Access request cost

In Progress

Access method category

TRE/SDE

Access service description

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.

Data use limitation

No restriction

Data use requirements

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

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)

Investigations

https://discover-now.co.uk/the-data/data-access-requests/

Dataset Types: Health and disease, Measurements/Tests

Dataset Sub-types: Others,Others

Collection Sources: Services

Relationships: