Proton Therapy vs. IMRT for Low or Intermediate Risk Prostate Cancer
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Jason A Efstathiou, MD, DPhil
Massachusetts General Hospital
Principal Investigator
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
13 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- University of Florida Health Proton Therapy Institute
Jacksonville, Florida, United States
- Northwestern Medicine Chicago Proton Center
Chicago, Illinois, United States
- University of Maryland Medical Center
College Park, Maryland, United States
- Massachusetts General Hospital
Boston, Massachusetts, United States
- Mass General/north Shore Cancer Center
Danvers, Massachusetts, United States
- Mayo Clinic
Rochester, Minnesota, United States
- Washington University
St Louis, Missouri, United States
- Rutgers Cancer Institute of New Jersey
New Brunswick, New Jersey, United States
- Princeton Procure Proton Therapy Center
Somerset, New Jersey, United States
- University Hospital of Cleveland
Cleveland, Ohio, United States
- Hospital of the University of Pennsylvania
Philadelphia, Pennsylvania, United States
- Provision Proton Therapy Center
Knoxville, Tennessee, United States
- University of Washington Medical Center
Seattle, Washington, 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
- 25 Jul 2012
- Primary completion
- 31 Dec 2025
- Completion
- 31 Dec 2030
- Last update posted
- 24 Apr 2026
- Registered enrollment
- 454
- Registry id
- NCT01617161
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.