Status:
COMPLETED
Patient Outcomes from Second Film-readers and Test Threshold Relaxation in Breast Screening
Lead Sponsor:
University of Warwick
Collaborating Sponsors:
Public Health England
Conditions:
Breast Cancer
Ductal Carcinoma in Situ
Eligibility:
FEMALE
47-73 years
Brief Summary
Analysis of women's medical records to understand the impact of previous changes to breast cancer screening (increase from one to two clinicians examining each woman's mammograms, and what proportion ...
Detailed Description
Retrospective observational study examining the records and outcomes of women who attended breast cancer screening between 1988 and 2016. Linkage of records from the breast screening service, the canc...
Eligibility Criteria
Inclusion
- Women who attended the English National Health Service (NHS) breast cancer screening service at least once between 1988 and 2016, aged between 47 and 73
- All eligible episodes of screening for each woman (we expect women to be screened around 7 times each)
Exclusion
- Women who did not attend routine English NHS Breast screening service within the specified date and age range, even if they attended symptomatic breast cancer services, high risk (family history) breast screening services, or if they were referred for mammograms by their general practitioner
Key Trial Info
Start Date :
October 1 2018
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
December 30 2024
Estimated Enrollment :
13094122 Patients enrolled
Trial Details
Trial ID
NCT04365114
Start Date
October 1 2018
End Date
December 30 2024
Last Update
January 24 2025
Active Locations (1)
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1
Univesity of Warwick
Coventry, Warwickshire, United Kingdom, CV47AL