Clinical trial · Interventional
The Swedish Two-County Trial of Mammography Screening
The Two-County Swedish Mammography Screening Trial
NCT03217539CI-TRIAL-00031579WEcompletedN/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)
Population-based randomized controlled trial carried out in two Swedish counties, Dalarna and Ostergotland to find out the impact of early detection on mortality from breast cancer.
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 Neoplasm Female | — | UNRESOLVED | — |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| Imaging | Diagnostic Test | — | UNRESOLVED |
Design
Arms and outcomes
Arms (2)
- type
- EXPERIMENTAL
- label
- Active Study Population
- description
- In the experimental arm, women aged 40-74 who were randomly selected to receive an invitation to undergo imaging with periodic single view mammography screening. This arm is referred to as the Active Study Population (ASP)
- interventionNames
- Diagnostic Test: Imaging
- type
- NO_INTERVENTION
- label
- Passive Study Population
- description
- In the no intervention arm, women aged 40-74 who were randomly selected to not receive an invitation to undergo periodic single view mammography screening received usual care. This arm is referred to as the Passive Study Population (PSP)
Primary outcomes (1)
- measure
- Breast cancer death
- timeFrame
- 9 years
Eligibility
Eligibility (as posted)
- Sex
- Female
- Minimum age
- 40 Years
- Maximum age
- 74 Years
Show eligibility criteria text
Inclusion criteria * Female * Aged 40-74 * No history of breast cancer Exclusion criteria • Breast cancer diagnosis prior to randomization
References
Publications (0)
Data not yet available
No reference posted for this study.