Clinical trial · Interventional
Extending the National Health Service (NHS) Breast Screening Age Range
Nationwide Cluster-randomised Trial of Extending the NHS Breast Screening Age Range in England
NCT01081288CI-TRIAL-00099412AgeXactive not recruitingN/AClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
Nationwide cluster-randomised trial of extending the NHS breast screening age range in England
Conditions
Conditions (1)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Breast Cancer Mortality | Breast Neoplasm | ONTOLOGY_EXACT | 0.90 |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| Invitation for breast screening | Other | — | UNRESOLVED |
Design
Arms and outcomes
Arms (2)
- type
- ACTIVE_COMPARATOR
- label
- Women aged 47-49 invited for breast screening
- interventionNames
- Other: Invitation for breast screening
- type
- ACTIVE_COMPARATOR
- label
- Women aged 71-73 invited for breast screening
- interventionNames
- Other: Invitation for breast screening
Primary outcomes (1)
- measure
- Breast cancer mortality
- timeFrame
- 17 years
Secondary outcomes (3)
- measure
- Breast cancer incidence, up to the same date that the primary outcome (breast cancer mortality) is reported
Eligibility
Eligibility (as posted)
- Sex
- Female
- Minimum age
- 47 Years
- Maximum age
- 73 Years
Show eligibility criteria text
Inclusion Criteria: * Female, and * Aged 47-49 years or 71-73 years, and * In a Breast Screening Unit participating in the study. (All Breast Screening Units in England are expected to participate in the study with the exception of a few that use non-standard methods for creating screening batches). Exclusion Criteria: * Anyone not satisfying the inclusion criteria
References
Publications (0)
Data not yet available
No reference posted for this study.