Hypofractionated Radiation Therapy After Mastectomy in Preventing Recurrence in Patients With Stage IIa-IIIa Breast Cancer
Summary
The lay summary the sponsor registered on ClinicalTrials.gov.
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Matthew Poppe, MD
Huntsman Cancer Hospital, University of Utah
Study Chair
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
859 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Tom Baker Cancer Centre
Calgary, Alberta, Canada
- Bcca-Cancer Centre for the Southern Interior
Kelowna, British Columbia, Canada
- Bcca-Vancouver Island Cancer Centre
Victoria, British Columbia, Canada
- Royal Victoria Regional Health Centre
Barrie, Ontario, Canada
- Juravinski Cancer Centre at Hamilton Health Sciences
Hamilton, Ontario, Canada
- Stronach Regional Health Centre at Southlake
Newmarket, Ontario, Canada
- Odette Cancer Centre- Sunnybrook Health Sciences Centre
Toronto, Ontario, Canada
- University Health Network-Princess Margaret Hospital
Toronto, Ontario, Canada
- Cisss de L'Outaouais
Gatineau, Quebec, Canada
- Chum - Centre Hospitalier de L'Universite de Montreal
Montreal, Quebec, Canada
- Ciusssemtl-Hopital Maisonneuve-Rosemont
Montreal, Quebec, Canada
- Jewish General Hospital
Montreal, Quebec, Canada
- Chu de Quebec-L'Hotel-Dieu de Quebec (hdq)
Québec, Quebec, Canada
- Alaska Breast Care and Surgery Llc
Anchorage, Alaska, United States
- Alaska Oncology and Hematology Llc
Anchorage, Alaska, United States
- Alaska Women'S Cancer Care
Anchorage, Alaska, United States
- Anchorage Associates in Radiation Medicine
Anchorage, Alaska, United States
- Anchorage Oncology Centre
Anchorage, Alaska, United States
- Anchorage Radiation Therapy Center
Anchorage, Alaska, United States
- Katmai Oncology Group
Anchorage, Alaska, United States
- Providence Alaska Medical Center
Anchorage, Alaska, United States
- Fairbanks Memorial Hospital
Fairbanks, Alaska, United States
- Kingman Regional Medical Center
Kingman, Arizona, United States
- Cancer Center at Saint Joseph'S
Phoenix, Arizona, United States
- Mercy Hospital Fort Smith
Fort Smith, Arkansas, United States
- Chi Saint Vincent Cancer Center Hot Springs
Hot Springs, Arkansas, United States
- University of Arkansas for Medical Sciences
Little Rock, Arkansas, United States
- Kaiser Permanente-Deer Valley Medical Center
Antioch, California, United States
- Mission Hope Medical Oncology - Arroyo Grande
Arroyo Grande, California, United States
- Pcr Oncology
Arroyo Grande, California, United States
- Providence Saint Joseph Medical Center/disney Family Cancer Center
Burbank, California, United States
- City of Hope Corona
Corona, California, United States
- Uc Irvine Health Cancer Center-Newport
Costa Mesa, California, United States
- City of Hope Comprehensive Cancer Center
Duarte, California, United States
- Epic Care-Dublin
Dublin, California, United States
- Kaiser Permanente Dublin
Dublin, California, United States
- Bay Area Breast Surgeons Inc
Emeryville, California, United States
- Epic Care Partners in Cancer Care
Emeryville, California, United States
- Kaiser Permanente-Fremont
Fremont, California, United States
- Fresno Cancer Center
Fresno, California, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 12 Mar 2018
- Primary completion
- 1 Feb 2024
- Completion
- 31 Aug 2035
- Last update posted
- 24 Feb 2026
- Registered enrollment
- 898
- Registry id
- NCT03414970
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.