Clinical trial · Observational
Impact of Radiotherapy on Survival in Breast Cancer Patients
Impact of Radiotherapy on Disease-Free and Overall Survival in Breast Cancer Patients: A Retrospective Cohort Study
NCT07631962CI-TRIAL-00114017completedClinicalTrials.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)
In this study, using a large retrospective cohort, the investigators evaluate the impact of RT on disease-free survival and overall survival of patients with BC. The aim is to determine the true role of radiotherapy in improving patient outcomes and to provide a basis for designing more precise treatment strategies in the future.
Conditions
Conditions (2)
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 | Malignant Breast Neoplasm | CURATED_EXACT | 0.92 |
| Radiotherapy | — | UNRESOLVED | — |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| radiotherapy | Radiation | — | UNRESOLVED |
Design
Arms and outcomes
Arms (2)
- label
- Breast Cancer Patients who underwent RT
- interventionNames
- Radiation: radiotherapy
- label
- Breast Cancer Patients who did not underwent RT
Primary outcomes (1)
- measure
- Survival
- timeFrame
- 25 years
Eligibility
Eligibility (as posted)
- Sex
- Female
Show eligibility criteria text
Inclusion Criteria: -BC patients diagnosed between January 1998 and February 2008 in the Motamed Breast Cancer Research in Tehran, Iran. Exclusion Criteria: * Male patients. * Patients with missing LPFS and OS information (zero encounter/follow-up).
References
Publications (0)
Data not yet available
No reference posted for this study.