Clinical Trial

EXamining PErsonalised Radiation Therapy for Low-risk Early Breast Cancer

Study acronym: EXPERT
Active, Not Recruiting
View on ClinicalTrials.gov →
Summary
This is a randomised, phase III, non-inferiority trial evaluating radiation therapy versus observation following breast conserving surgery and planned endocrine therapy in patients with stage I breast cancer of luminal A subtype defined using the Prosigna (PAM50) Assay.
Protocol Amendment History 47 amendments
This ClinicalTrials.gov record has been amended 47 times since 2016-08-31; most recent amendment 2025-09-15.
Status change: Recruiting → Active, Not Recruiting 2025-09-15
Status change: Not Yet Recruiting → Recruiting 2017-08-21
Trial Details
NCT Number NCT02889874
Lead Sponsor Breast Cancer Trials, Australia and New Zealand
Collaborators: Breast International Group, ETOP IBCSG Partners Foundation
Conditions Early Stage Breast Carcinoma
Enrollment 1,167 participants
Start Date 2017-08-21
Primary Completion 2027-09 (estimated)
Study Completion 2028-04 (estimated)
Updated on ClinicalTrials.gov 2025-09-18