ClinicalTrials.gov record
Completed Phase 3 Interventional Results available

Radiation Therapy in Treating Patients With Stage II Prostate Cancer

ClinicalTrials.gov ID: NCT00331773

Public ClinicalTrials.gov record NCT00331773. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 16, 2026, 9:27 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase III Randomized Study of Hypofractionated 3D-CRT/MRT Versus Conventionally Fractionated 3D-CRT/MRT in Patients With Favorable-Risk Prostate Cancer

Study identification

NCT ID
NCT00331773
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Radiation Therapy Oncology Group
Network
Enrollment
1,116 participants

Conditions and interventions

Interventions

  • Conventional 3D-CRT or IMRT Radiation
  • Hypofractionated 3D-CRT or IMRT Radiation

Radiation

Eligibility (public fields only)

Age range
18 Years to 120 Years
Sex
Male
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 31, 2006
Primary completion
Jun 30, 2015
Completion
Dec 21, 2022
Last update posted
Jan 17, 2023

2006 – 2022

United States locations

U.S. sites
282
U.S. states
39
U.S. cities
203
Facility City State ZIP Site status
Arizona Oncology Services Foundation Phoenix Arizona 85013
Arizona Oncology - Tucson Tucson Arizona 85704
Auburn Radiation Oncology Auburn California 95603
Alta Bates Summit Comprehensive Cancer Center Berkeley California 94704
Providence Saint Joseph Medical Center - Burbank Burbank California 91505
Peninsula Medical Center Burlingame California 94010
Radiation Oncology Centers - Cameron Park Cameron Park California 95682
Mercy Cancer Center at Mercy San Juan Medical Center Carmichael California 95608
East Bay Radiation Oncology Center Castro Valley California 94546
Valley Medical Oncology Consultants - Castro Valley Castro Valley California 94546
Valley Medical Oncology Fremont California 94538
Marin Cancer Institute at Marin General Hospital Greenbrae California 94904
Sutter Health - Western Division Cancer Research Group Greenbrae California 94904
Kaiser Permanente Medical Center - Hayward Hayward California 94545
Veterans Affairs Medical Center - Long Beach Long Beach California 90822
Kaiser Permanente Medical Center - Los Angeles Los Angeles California 90027
Alta Bates Summit Medical Center - Summit Campus Oakland California 94609
Bay Area Breast Surgeons, Incorporated Oakland California 94609
CCOP - Bay Area Tumor Institute Oakland California 94609
Larry G Strieff MD Medical Corporation Oakland California 94609
Tom K Lee, Incorporated Oakland California 94609
Kaiser Permanente - Division of Research - Oakland Oakland California 94611
Kaiser Permanente Medical Center - Oakland Oakland California 94611
Valley Medical Oncology Consultants - Pleasanton Pleasanton California 94588
Kaiser Permanente Medical Center - Rancho Cordova Rancho Cordova California 95670
Kaiser Permanente Medical Center - Redwood City Redwood City California 94063
Kaiser Permanente Medical Center - Richmond Richmond California 94801
Rohnert Park Cancer Center Rohnert Park California 94928
Kaiser Permanente Medical Center - Roseville Roseville California 95661
Radiation Oncology Center - Roseville Roseville California 95661
Radiological Associates of Sacramento Medical Group, Incorporated Sacramento California 95815
University of California Davis Cancer Center Sacramento California 95817
Mercy General Hospital Sacramento California 95819
South Sacramento Cancer Center Sacramento California 95823
South Sacramento Kaiser-Permanente Medical Center Sacramento California 95823
Kaiser Permanente Medical Center - Sacramento Sacramento California 95825
Kaiser Permanente Medical Center - San Francisco Geary Campus San Francisco California 94115
UCSF Helen Diller Family Comprehensive Cancer Center San Francisco California 94115
California Pacific Medical Center - California Campus San Francisco California 94118
Kaiser Permanente Medical Center - Santa Teresa San Jose California 95119
Doctors Medical Center - San Pablo Campus San Pablo California 94806
Kaiser Foundation Hospital - San Rafael San Rafael California 94903
Kaiser Permanente Medical Center - Santa Clara Kiely Campus Santa Clara California 95051
Not listed Santa Clara California 95051
Kaiser Permanente Medical Center - Santa Rosa Santa Rosa California 95403
Kaiser Permanente Medical Center - South San Francisco South San Francisco California 94080
Kaiser Permanente Medical Facility - Stockton Stockton California 95210
General Robert Huyser Cancer Center at David Grant Medical Center Travis Air Force Base California 94535-1800
Solano Radiation Oncology Center Vacaville California 95687
Sutter Solano Medical Center Vallejo California 94589
Kaiser Permanente Medical Center - Walnut Creek Walnut Creek California 94596
Aurora Presbyterian Hospital Aurora Colorado 80012
Rocky Mountain Cancer Centers - Aurora Aurora Colorado 80012
Boulder Community Hospital Boulder Colorado 80301-9019
Penrose Cancer Center at Penrose Hospital Colorado Springs Colorado 80933
Porter Adventist Hospital Denver Colorado 80210
Presbyterian - St. Luke's Medical Center Denver Colorado 80218
St. Joseph Hospital Denver Colorado 80218
Swedish Medical Center Englewood Colorado 80110
Poudre Valley Radiation Oncology Fort Collins Colorado 80528
St. Mary's Regional Cancer Center at St. Mary's Hospital and Medical Center Grand Junction Colorado 81502
North Colorado Medical Center Greeley Colorado 80631
Sky Ridge Medical Center Lone Tree Colorado 80124
Hope Cancer Care Center at Longmont United Hospital Longmont Colorado 80501
McKee Medical Center Loveland Colorado 80539
St. Mary - Corwin Regional Medical Center Pueblo Colorado 81004
North Suburban Medical Center Thornton Colorado 80229
Exempla Lutheran Medical Center Wheat Ridge Colorado 80033
CCOP - Christiana Care Health Services Newark Delaware 19713
University of Florida Shands Cancer Center Gainesville Florida 32610-0232
Mayo Clinic - Jacksonville Jacksonville Florida 32224
Baptist-South Miami Regional Cancer Program Miami Florida 33176
Bay Medical Panama City Florida 32401
Georgia Cancer Center for Excellence at Grady Memorial Hospital Atlanta Georgia 30303
Emory Crawford Long Hospital Atlanta Georgia 30308
Winship Cancer Institute of Emory University Atlanta Georgia 30322
Veterans Affairs Medical Center - Atlanta (Decatur) Decatur Georgia 30033
Saint Anthony's Hospital at Saint Anthony's Health Center Alton Illinois 62002
St. Joseph Medical Center Bloomington Illinois 61701
University of Chicago Cancer Research Center Chicago Illinois 60637-1470
Decatur Memorial Hospital Cancer Care Institute Decatur Illinois 62526
BroMenn Regional Medical Center Normal Illinois 61761
Community Cancer Center Normal Illinois 61761
Saint James Hospital and Health Centers Comprehensive Cancer Institute - Olympia Fields Olympia Fields Illinois 60461
Cancer Treatment Center at Pekin Hospital Pekin Illinois 61554
OSF St. Francis Medical Center Peoria Illinois 61615-7827
CCOP - Illinois Oncology Research Association Peoria Illinois 61615
Oncology Hematology Associates of Central Illinois, PC - Peoria Peoria Illinois 61615
Methodist Medical Center of Illinois Peoria Illinois 61636
Methodist Cancer Center at Methodist Hospital Indianapolis Indiana 46202
Central Indiana Cancer Centers - East Indianapolis Indiana 46219
McFarland Clinic, PC Ames Iowa 50010
Holden Comprehensive Cancer Center at University of Iowa Iowa City Iowa 52242-1002
Mercy Cancer Center at Mercy Medical Center - North Iowa Mason City Iowa 50401
Siouxland Hematology-Oncology Associates, LLP Sioux City Iowa 51101
Kansas Masonic Cancer Research Institute at the University of Kansas Medical Center Kansas City Kansas 66160-7357
Kansas City Cancer Centers - Southwest Overland Park Kansas 66210
Norton Suburban Hospital Louisville Kentucky 40207
James Graham Brown Cancer Center at University of Louisville Louisville Kentucky 40292
Greenebaum Cancer Center at University of Maryland Medical Center Baltimore Maryland 21201
Central Maryland Oncology Center Columbia Maryland 21044
Tate Cancer Center at Baltimore Washington Medical Center Glen Burnie Maryland 21061
Helen P. Denit Cancer Center at Montgomery General Hospital Olney Maryland 20832
Massachusetts General Hospital Boston Massachusetts 02114
Dana-Farber/Brigham and Women's Cancer Center Boston Massachusetts 02115
Dana-Farber/Harvard Cancer Center at Dana Farber Cancer Institute Boston Massachusetts 02115
Boston University Cancer Research Center Boston Massachusetts 02118
Beth Israel Deaconess Medical Center Boston Massachusetts 02215
Hudner Oncology Center at Saint Anne's Hospital - Fall River Fall River Massachusetts 02721
MetroWest Medical Center - Framingham Union Hospital Framingham Massachusetts 01702
Lowell General Hospital Lowell Massachusetts 01854
Veterans Affairs Medical Center - Ann Arbor Ann Arbor Michigan 48105
University of Michigan Comprehensive Cancer Center Ann Arbor Michigan 48109-0942
Barbara Ann Karmanos Cancer Institute Detroit Michigan 48201-1379
Josephine Ford Cancer Center at Henry Ford Hospital Detroit Michigan 48202
Great Lakes Cancer Institute at McLaren Regional Medical Center Flint Michigan 48532
Foote Memorial Hospital Jackson Michigan 49201
Albert Lea Cancer Center at Albert Lea Medical Center Albert Lea Minnesota 56007
MeritCare Bemidji Bemidji Minnesota 56601
Fairview Ridges Hospital Burnsville Minnesota 55337
Mercy and Unity Cancer Center at Mercy Hospital Coon Rapids Minnesota 55433
Duluth Clinic Cancer Center - Duluth Duluth Minnesota 55805-1983
CCOP - Duluth Duluth Minnesota 55805
Miller - Dwan Medical Center Duluth Minnesota 55805
St. Luke's Hospital Cancer Care Center Duluth Minnesota 55805
Fairview Southdale Hospital Edina Minnesota 55435
Mercy and Unity Cancer Center at Unity Hospital Fridley Minnesota 55432
Immanuel St. Joseph's Mankato Minnesota 56002
HealthEast Cancer Care at St. John's Hospital Maplewood Minnesota 55109
Minnesota Oncology Hematology, PA - Maplewood Maplewood Minnesota 55109
Virginia Piper Cancer Institute at Abbott - Northwestern Hospital Minneapolis Minnesota 55407
Hennepin County Medical Center - Minneapolis Minneapolis Minnesota 55415
Hubert H. Humphrey Cancer Center at North Memorial Outpatient Center Robbinsdale Minnesota 55422-2900
Mayo Clinic Cancer Center Rochester Minnesota 55905
CentraCare Clinic - River Campus Saint Cloud Minnesota 56303
Coborn Cancer Center Saint Cloud Minnesota 56303
CCOP - Metro-Minnesota Saint Louis Park Minnesota 55416
Park Nicollet Cancer Center Saint Louis Park Minnesota 55416
Regions Hospital Cancer Care Center Saint Paul Minnesota 55101
United Hospital Saint Paul Minnesota 55102
St. Francis Cancer Center at St. Francis Medical Center Shakopee Minnesota 55379
Ridgeview Medical Center Waconia Minnesota 55387
Minnesota Oncology Hematology, PA - Woodbury Woodbury Minnesota 55125
Saint Francis Medical Center Cape Girardeau Missouri 63703
Siteman Cancer Center at Barnes-Jewish St. Peters Hospital - St. Peters City of Saint Peters Missouri 63376
St. John's Regional Medical Center Joplin Missouri 64804
Kansas City Cancer Centers - South Kansas City Missouri 64131
Kansas City Cancer Centers - North Kansas City Missouri 64154
Siteman Cancer Center at Barnes-Jewish Hospital - Saint Louis St Louis Missouri 63110
CCOP - St. Louis-Cape Girardeau St Louis Missouri 63141
David C. Pratt Cancer Center at St. John's Mercy St Louis Missouri 63141
CCOP - Montana Cancer Consortium Billings Montana 59101
Northern Rockies Radiation Oncology Center Billings Montana 59101
Billings Clinic - Downtown Billings Montana 59107-7000
Bozeman Deaconess Cancer Center Bozeman Montana 59715
Big Sky Oncology Great Falls Montana 59405-5309
Great Falls Clinic - Main Facility Great Falls Montana 59405
Sletten Cancer Institute at Benefis Healthcare Great Falls Montana 59405
Not listed Great Falls Montana 59405
Methodist Estabrook Cancer Center Omaha Nebraska 68114
CCOP - Nevada Cancer Research Foundation Las Vegas Nevada 89106
Saint Mary's Regional Medical Center Reno Nevada 89503
Radiation Oncology Associates - Reno Reno Nevada 89509
Dartmouth - Hitchcock Concord Concord New Hampshire 03301
Center for Cancer Care at Exeter Hospital Exeter New Hampshire 03833
Kingsbury Center for Cancer Care at Cheshire Medical Center Keene New Hampshire 03431
Norris Cotton Cancer Center at Dartmouth-Hitchcock Medical Center Lebanon New Hampshire 03756-0002
Cancer Institute of New Jersey at Cooper University Hospital - Camden Camden New Jersey 08103
CentraState Medical Center Freehold New Jersey 07728
Princeton Radiation Oncology Center Jamesburg New Jersey 08831
Fox Chase Virtua Health Cancer Program at Virtua Memorial Hospital Marlton Marlton New Jersey 08053
Cancer Institute of New Jersey at UMDNJ - Robert Wood Johnson Medical School New Brunswick New Jersey 08903
Newark Beth Israel Medical Center Newark New Jersey 07112
University Medical Center at Princeton Princeton New Jersey 08540-3298
Frederick R. and Betty M. Smith Cancer Treatment Center Sparta New Jersey 07871
Capital Health Regional Cancer Center Trenton New Jersey 08618
Cancer Institute of New Jersey at Cooper - Voorhees Voorhees Township New Jersey 08043
Fox Chase Virtua Health Cancer Program at Virtua West Jersey Voorhees Township New Jersey 08043
Lovelace Medical Center - Downtown Albuquerque New Mexico 87102
University of New Mexico Cancer Center Albuquerque New Mexico 87131-5636
New York Oncology Hematology, PC at Albany Regional Cancer Care Albany New York 12206
Lourdes Regional Cancer Center Binghamton New York 13905
Roswell Park Cancer Institute Buffalo New York 14263-0001
CCOP - Hematology-Oncology Associates of Central New York East Syracuse New York 13057
Cayuga Medical Center of Ithaca Ithaca New York 14850
CCOP - North Shore University Hospital Manhasset New York 11030
Don Monti Comprehensive Cancer Center at North Shore University Hospital Manhasset New York 11030
Long Island Jewish Medical Center New Hyde Park New York 11040
NYU Cancer Institute at New York University Medical Center New York New York 10016
Hudson Valley Oncology Associates Poughkeepsie New York 12601
Saint Francis Hospital Cancer Center Poughkeepsie New York 12601
Highland Hospital of Rochester Rochester New York 14620
James P. Wilmot Cancer Center at University of Rochester Medical Center Rochester New York 14642
Duke Comprehensive Cancer Center Durham North Carolina 27710
CaroMont Cancer Center at Gaston Memorial Hospital Gastonia North Carolina 28053
Wayne Memorial Hospital, Incorporated Goldsboro North Carolina 27534
Wayne Radiation Oncology Goldsboro North Carolina 27534
Bismarck Cancer Center Bismarck North Dakota 58501
Medcenter One Hospital Cancer Care Center Bismarck North Dakota 58501
Mid Dakota Clinic, PC Bismarck North Dakota 58501
St. Alexius Medical Center Cancer Center Bismarck North Dakota 58502
CCOP - MeritCare Hospital Fargo North Dakota 58122
MeritCare Broadway Fargo North Dakota 58122
McDowell Cancer Center at Akron General Medical Center Akron Ohio 44307
Summa Center for Cancer Care at Akron City Hospital Akron Ohio 44309-2090
Barberton Citizens Hospital Barberton Ohio 44203
Charles M. Barrett Cancer Center at University Hospital Cincinnati Ohio 45267
Cleveland Clinic Cancer Center at Fairview Hospital Cleveland Ohio 44111
Cleveland Clinic Taussig Cancer Center Cleveland Ohio 44195
Cleveland Clinic Cancer Center Independence Ohio 44131
Hillcrest Cancer Center at Hillcrest Hospital Mayfield Heights Ohio 44124
Cancer Care Center, Incorporated Salem Ohio 44460
Precision Radiotherapy at University Pointe West Chester Ohio 45069
Cancer Treatment Center Wooster Ohio 44691
Cleveland Clinic - Wooster Wooster Ohio 44691
Oklahoma University Cancer Institute Oklahoma City Oklahoma 73104
Willamette Valley Cancer Center - Eugene Eugene Oregon 97401
Celilo Cancer Center at Mid-Columbia Medical Center The Dalles Oregon 97058
Rosenfeld Cancer Center at Abington Memorial Hospital Abington Pennsylvania 19001
Bryn Mawr Hospital Bryn Mawr Pennsylvania 19010
Geisinger Cancer Institute at Geisinger Health Danville Pennsylvania 17822-0001
Mercy Fitzgerald Hospital Darby Pennsylvania 19023
Northeast Radiation Oncology Center Dunmore Pennsylvania 18512
St. Mary Regional Cancer Center Langhorne Pennsylvania 19047
Upper Delaware Valley Cancer Center Milford Pennsylvania 18337
Cancer Center of Paoli Memorial Hospital Paoli Pennsylvania 19301-1792
Kimmel Cancer Center at Thomas Jefferson University - Philadelphia Philadelphia Pennsylvania 19107-5541
Fox Chase Cancer Center - Philadelphia Philadelphia Pennsylvania 19111-2497
Frankford Hospital Cancer Center - Torresdale Campus Philadelphia Pennsylvania 19114
MNAP Oncologic Center Philadelphia Pennsylvania 19115
Fox Chase Cancer Center CCOP Research Base Philadelphia Pennsylvania 19140
Albert Einstein Cancer Center Philadelphia Pennsylvania 19141
Guthrie Cancer Center at Guthrie Clinic Sayre Sayre Pennsylvania 18840
Frank M. and Dorothea Henry Cancer Center at Geisinger Wyoming Valley Medical Center Wilkes-Barre Pennsylvania 18711
CCOP - Main Line Health Wynnewood Pennsylvania 19096
Lankenau Cancer Center at Lankenau Hospital Wynnewood Pennsylvania 19096
York Cancer Center at Apple Hill Medical Center York Pennsylvania 17405
Carolina Regional Cancer Center Myrtle Beach South Carolina 29577
CCOP - Upstate Carolina Spartanburg South Carolina 29303
Gibbs Regional Cancer Center at Spartanburg Regional Medical Center Spartanburg South Carolina 29303
Rapid City Regional Hospital Rapid City South Dakota 57701
Texas Oncology, PA at Harris Center HEB Bedford Texas 76022
St. Joseph Regional Cancer Center Bryan Texas 77802
Medical City Dallas Hospital Dallas Texas 75230
Texas Oncology, PA at Texas Cancer Center Dallas Southwest Dallas Texas 75237
Klabzuba Cancer Center at Harris Methodist Fort Worth Hospital Fort Worth Texas 76104
University of Texas Health Science Center at San Antonio San Antonio Texas 78229-3900
Cancer Therapy and Research Center San Antonio Texas 78229
Texas Oncology, PA at Texas Cancer Center - Sherman Sherman Texas 75090
Texas Oncology, PA at Texas Oncology Cancer Center Sugar Land Sugar Land Texas 77479
Sandra L. Maxwell Cancer Center Cedar City Utah 84720
Jon and Karen Huntsman Cancer Center at Intermountain Medical Center Murray Utah 84157
Val and Ann Browning Cancer Center at McKay-Dee Hospital Center Ogden Utah 84403
Utah Valley Regional Medical Center - Provo Provo Utah 84604
Utah Cancer Specialists at UCS Cancer Center Salt Lake City Utah 84106
Huntsman Cancer Institute at University of Utah Salt Lake City Utah 84112
LDS Hospital Salt Lake City Utah 84143
Dixie Regional Medical Center - East Campus St. George Utah 84770
Fletcher Allen Health Care - University Health Center Campus Burlington Vermont 05401
Community Cancer Center at Rutland Regional Medical Center Rutland Vermont 05701
Norris Cotton Cancer Center - North Saint Johnsbury Vermont 05819
INOVA Alexandria Hospital Alexandria Virginia 22304
Danville Regional Medical Center Danville Virginia 24541
Sentara Cancer Institute at Sentara Norfolk General Hospital Norfolk Virginia 23507
Naval Medical Center - Portsmouth Portsmouth Virginia 23708-2197
Veterans Affairs Medical Center - Richmond Richmond Virginia 23249
Harrison Medical Center Bremerton Washington 98310
St. Francis Hospital Federal Way Washington 98003
Good Samaritan Cancer Center Puyallup Washington 98372
Franciscan Cancer Center at St. Joseph Medical Center Tacoma Washington 98405-3004
CCOP - Northwest Tacoma Washington 98405
MultiCare Regional Cancer Center at Tacoma General Hospital Tacoma Washington 98405
West Virginia University Health Sciences Center - Charleston Charleston West Virginia 25304
Theda Care Cancer Institute Appleton Wisconsin 54911
Franciscan Skemp Healthcare - La Crosse Campus La Crosse Wisconsin 54601
Community Memorial Hospital Cancer Care Center Menomonee Falls Wisconsin 53051
Columbia Saint Mary's Hospital - Ozaukee Mequon Wisconsin 53097
Columbia-Saint Mary's Cancer Care Center Milwaukee Wisconsin 53211
Medical College of Wisconsin Cancer Center Milwaukee Wisconsin 53226
Veterans Affairs Medical Center - Milwaukee Milwaukee Wisconsin 53295
All Saints Cancer Center at Wheaton Franciscan Healthcare Racine Wisconsin 53405
Welch Cancer Center at Sheridan Memorial Hospital Sheridan Wyoming 82801

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 14 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00331773, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 17, 2023 · Synced May 16, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00331773 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →