Stage III Bladder CancerPhase 2NCT02316548
Surgery With or Without Postoperative Intensity Modulated Radiation Therapy in Treating Patients With Urothelial Bladder Cancer
A Phase 2 study testing Intensity-Modulated Radiation Therapy in people with Stage III Bladder Cancer and Stage IV Bladder Cancer, run by NRG Oncology at 127 sites in 3 countries.
Trial summary
This randomized phase II trial studies the side effects and how well postoperative intensity modulated radiotherapy works after surgery in treating patients with urothelial bladder cancer. Radiation therapy uses high energy x-rays to kill tumor cells left behind in the pelvis after surgery. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Stage III Bladder Cancer, Stage IV Bladder Cancer
- What is being tested?
- Intensity-Modulated Radiation Therapy
- Type of treatment
- Surgery or procedure
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 14 participants
- Where
- 127 sitesin 3 countries
- Study dates
- Feb 2015to 1 Feb 2017
- Phase
- Phase 2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Inclusion Criteria (A patient cannot be considered eligible for this study unless ALL of the following conditions are met.):
- Initial histological diagnosis of muscle invasive urothelial carcinoma
- Patients must have undergone a radical cystectomy (reconstructed urinary diversion may be non-continent diversions (eg, ileal conduits) or continent non-orthotopic catheterizable diversions (eg, Indiana pouch) or continent orthotopic diversions (eg, Studer pouch or neobladder)for urothelial bladder carcinoma within 105 days prior to registration. Final cystectomy pathology must be either pure urothelial carcinoma or dominant urothelial carcinoma with admixture of other histologies excluding small cell variants.
- Neoadjuvant (preoperative) or adjuvant (postoperative) chemotherapy for the bladder cancer is permitted; however, all patients, even those who will receive adjuvant chemotherapy, must be registered within 105 days after completing cystectomy regardless of whether adjuvant chemotherapy has started. Patients who will be receiving adjuvant (postoperative) chemotherapy will be randomized within 28 days of completing that chemotherapy.
- Patients with the following pTNM stages per the American Joint Committee on Cancer (AJCC) 7th ed. are eligible:
- pT3apN0; pN1; pN2 provided less than 10 nodes dissected and/or positive surgical margins
- pT3bpN0; pN1; pN2
- pT4apN0; pN1; pN2
- pT4bpN0; pN1; pN2
- Appropriate stage for study entry based on the following diagnostic workup:
- History/physical examination =< 45 days prior to registration;
- CT or MRI or positron emission tomography(PET)-CT that includes chest, abdomen and pelvis should be performed for initial radiological staging. This may be performed pre- or post-surgery ≤ 90 days prior to registration except in patients getting postoperative adjuvant chemotherapy, who will require CT, MRI or PET-CT including the chest and abdomen and pelvis no more than 30 days prior to registration. Imaging performed postoperatively should show no evidence of residual disease.
- Age >=18
- Zubrod performance status 0-2 =< 45 days prior to registration
- Complete blood count (CBC)/differential obtained ≤ 14 days prior to registration with adequate bone marrow function defined as follows:
- Absolute neutrophil count (ANC) >= 1,500 cells/mm^3
- Platelets >= 100,000 cells/mm^3
- Hemoglobin >= 8.0 g/dl (NOTE: the use of transfusion or other intervention to achieve hemoglobin [Hgb] >= 8.0 g/dl is acceptable)
- The patient must provide study-specific informed consent prior to study entry
- The patient must provide study-specific informed consent prior to study entry.
Exclusion Criteria (Patients with any of the following conditions are NOT eligible for this study.):
- Definitive clinical or radiologic evidence of metastatic disease; pN3 disease is not allowed (positive common iliac node).
- Prior invasive solid tumor or hematological malignancy (except non-melanomatous skin cancer and incidentally discovered prostate cancer at time of cystoprostatectomy) unless disease free for a minimum of 3 years
- Prior radiotherapy to the pelvis
- Patients with a history of inflammatory bowel disease
- Patients who have required any treatment (medical or surgical) for bowel obstruction prior to diagnosis of bladder cancer or who have required surgical treatment for bowel obstruction after the cystectomy
- Severe, active co-morbidity defined as follows:
- Unstable angina and/or congestive heart failure requiring hospitalization within the last 6 months;
- Transmural myocardial infarction within the last 6 months;
- Acute bacterial or fungal infection requiring intravenous antibiotics at the time of registration;
- Severe hepatic disease, defined as a diagnosis of Child-Pugh Class B or C hepatic disease;
- HIV positive with CD4 count < 200 cells/microliter. Note that patients who are HIV positive are eligible, provided they are under treatment with highly active antiretroviral therapy (HAART) and have a CD4 count ≥ 200 cells/microliter within 30 days prior to registration. Note also that HIV testing is not required for eligibility for this protocol.
- Other major medical illness which requires hospitalization or precludes study therapy at the time of registration.
- Women who are breastfeeding
Trial locations and contacts
127 sites in 3 countries.
127 sites in 3 countries
United States116 sites
University of New Mexico Cancer Center
Albuquerque, New Mexico, 87106
New Mexico Oncology Hematology Consultants
Albuquerque, New Mexico, 87109
McFarland Clinic - Ames
Ames, Iowa, 50010
Trinity Health Saint Joseph Mercy Hospital Ann Arbor
Ann Arbor, Michigan, 48106
Emory University Hospital Midtown
Atlanta, Georgia, 30308
Emory University Hospital/Winship Cancer Institute
Atlanta, Georgia, 30322
Emory Saint Joseph's Hospital
Atlanta, Georgia, 30342
UCHealth University of Colorado Hospital
Aurora, Colorado, 80045
AIS Cancer Center at San Joaquin Community Hospital
Bakersfield, California, 93301
University of Maryland/Greenebaum Cancer Center
Baltimore, Maryland, 21201
UM Upper Chesapeake Medical Center
Bel Air, Maryland, 21014
Billings Clinic Cancer Center
Billings, Montana, 59101
Prisma Health Cancer Institute - Spartanburg
Boiling Springs, South Carolina, 29316
Saint Luke's Cancer Institute - Boise
Boise, Idaho, 83712
Massachusetts General Hospital Cancer Center
Boston, Massachusetts, 02114
Henry Ford Cancer Institute-Downriver
Brownstown, Michigan, 48183
Roswell Park Cancer Institute
Buffalo, New York, 14263
Lahey Hospital and Medical Center
Burlington, Massachusetts, 01805
Medical University of South Carolina
Charleston, South Carolina, 29425
University of Chicago Comprehensive Cancer Center
Chicago, Illinois, 60637
Siteman Cancer Center at Saint Peters Hospital
City of Saint Peters, Missouri, 63376
Michigan Healthcare Professionals Clarkston
Clarkston, Michigan, 48346
Henry Ford Macomb Hospital-Clinton Township
Clinton Township, Michigan, 48038
Penrose-Saint Francis Healthcare
Colorado Springs, Colorado, 80907
UCHealth Memorial Hospital Central
Colorado Springs, Colorado, 80909
Central Maryland Radiation Oncology in Howard County
Columbia, Maryland, 21044
Bay Area Hospital
Coos Bay, Oregon, 97420
Siteman Cancer Center at West County Hospital
Creve Coeur, Missouri, 63141
UT Southwestern/Simmons Cancer Center-Dallas
Dallas, Texas, 75390
Decatur Memorial Hospital
Decatur, Illinois, 62526
Henry Ford Hospital
Detroit, Michigan, 48202
Michigan Healthcare Professionals Farmington
Farmington Hills, Michigan, 48334
Poudre Valley Hospital
Fort Collins, Colorado, 80524
Radiation Oncology Associates PC
Fort Wayne, Indiana, 46804
Parkview Hospital Randallia
Fort Wayne, Indiana, 46805
Saint Luke's Cancer Institute - Fruitland
Fruitland, Idaho, 83619
Northeast Georgia Medical Center-Gainesville
Gainesville, Georgia, 30501
University of Texas Medical Branch
Galveston, Texas, 77555-0565
UM Baltimore Washington Medical Center/Tate Cancer Center
Glen Burnie, Maryland, 21061
Goshen Center for Cancer Care
Goshen, Indiana, 46526
Aurora Cancer Care-Grafton
Grafton, Wisconsin, 53024
Aurora BayCare Medical Center
Green Bay, Wisconsin, 54311
Marin General Hospital
Greenbrae, California, 94904
Prisma Health Cancer Institute - Faris
Greenville, South Carolina, 29605
Saint Francis Cancer Center
Greenville, South Carolina, 29607
Prisma Health Cancer Institute - Eastside
Greenville, South Carolina, 29615
Prisma Health Cancer Institute - Greer
Greer, South Carolina, 29650
University of Mississippi Medical Center
Jackson, Mississippi, 39216
University of Kansas Cancer Center
Kansas City, Kansas, 66160
Aurora Cancer Care-Kenosha South
Kenosha, Wisconsin, 53142
Lawrence Memorial Hospital
Lawrence, Kansas, 66044
UTMB Cancer Center at Victory Lakes
League City, Texas, 77573
Dartmouth Hitchcock Medical Center/Dartmouth Cancer Center
Lebanon, New Hampshire, 03756
Trinity Health Saint Mary Mercy Livonia Hospital
Livonia, Michigan, 48154
Logan Regional Hospital
Logan, Utah, 84321
Los Angeles General Medical Center
Los Angeles, California, 90033
USC / Norris Comprehensive Cancer Center
Los Angeles, California, 90033
Norton Hospital Pavilion and Medical Campus
Louisville, Kentucky, 40202
UofL Health Medical Center Northeast
Louisville, Kentucky, 40245
University of Wisconsin Carbone Cancer Center - University Hospital
Madison, Wisconsin, 53792
Loyola University Medical Center
Maywood, Illinois, 60153
Saint Luke's Cancer Institute - Meridian
Meridian, Idaho, 83642
Aurora Saint Luke's Medical Center
Milwaukee, Wisconsin, 53215
Medical College of Wisconsin
Milwaukee, Wisconsin, 53226
Aurora Sinai Medical Center
Milwaukee, Wisconsin, 53233
Memorial Regional Cancer Center Day Road
Mishawaka, Indiana, 46545
West Virginia University Healthcare
Morgantown, West Virginia, 26506
Virtua Memorial
Mount Holly, New Jersey, 08060
Intermountain Medical Center
Murray, Utah, 84107
Saint Luke's Cancer Institute - Nampa
Nampa, Idaho, 83687
Vanderbilt University/Ingram Cancer Center
Nashville, Tennessee, 37232
Christiana Care Health System-Christiana Hospital
Newark, Delaware, 19718
McKay-Dee Hospital Center
Ogden, Utah, 84403
University of Oklahoma Health Sciences Center
Oklahoma City, Oklahoma, 73104
Nebraska Methodist Hospital
Omaha, Nebraska, 68114
Vince Lombardi Cancer Clinic - Oshkosh
Oshkosh, Wisconsin, 54904
Stanford Cancer Institute Palo Alto
Palo Alto, California, 94304
OSF Saint Francis Radiation Oncology at Pekin
Pekin, Illinois, 61554
OSF Saint Francis Radiation Oncology at Peoria Cancer Center
Peoria, Illinois, 61615
OSF Saint Francis Medical Center
Peoria, Illinois, 61637
University of Pennsylvania/Abramson Cancer Center
Philadelphia, Pennsylvania, 19104
Trinity Health Saint Joseph Mercy Oakland Hospital
Pontiac, Michigan, 48341
Beebe Health Campus
Rehoboth Beach, Delaware, 19971
Renown Regional Medical Center
Reno, Nevada, 89502
University of Rochester
Rochester, New York, 14642
Corewell Health William Beaumont University Hospital
Royal Oak, Michigan, 48073
University of California Davis Comprehensive Cancer Center
Sacramento, California, 95817
Dartmouth Cancer Center - North
Saint Johnsbury, Vermont, 05819
Regions Hospital
Saint Paul, Minnesota, 55101
Utah Cancer Specialists-Salt Lake City
Salt Lake City, Utah, 84106
Huntsman Cancer Institute/University of Utah
Salt Lake City, Utah, 84112
Lewis Cancer and Research Pavilion at Saint Joseph's/Candler
Savannah, Georgia, 31405
MaineHealth Maine Medical Center- Scarborough
Scarborough, Maine, 04074
Fred Hutchinson Cancer Center
Seattle, Washington, 98109
University of Washington Medical Center - Montlake
Seattle, Washington, 98195
Prisma Health Cancer Institute - Seneca
Seneca, South Carolina, 29672
Vince Lombardi Cancer Clinic-Sheboygan
Sheboygan, Wisconsin, 53081
Robert Wood Johnson University Hospital Somerset
Somerville, New Jersey, 08876
Memorial Hospital of South Bend
South Bend, Indiana, 46601
Spartanburg Medical Center
Spartanburg, South Carolina, 29303
Springfield Memorial Hospital
Springfield, Illinois, 62781
Washington University School of Medicine
St Louis, Missouri, 63110
Missouri Baptist Medical Center
St Louis, Missouri, 63131
Stony Brook University Medical Center
Stony Brook, New York, 11794
Aurora Medical Center in Summit
Summit, Wisconsin, 53066
ProMedica Flower Hospital
Sylvania, Ohio, 43560
Moffitt Cancer Center
Tampa, Florida, 33612
Corewell Health Beaumont Troy Hospital
Troy, Michigan, 48085
Michigan Healthcare Professionals Troy
Troy, Michigan, 48098
Saint Luke's Cancer Institute - Twin Falls
Twin Falls, Idaho, 83301
Vince Lombardi Cancer Clinic-Two Rivers
Two Rivers, Wisconsin, 54241
Carle Cancer Center
Urbana, Illinois, 61801
Aurora West Allis Medical Center
West Allis, Wisconsin, 53227
Reading Hospital
West Reading, Pennsylvania, 19611
Dickstein Cancer Treatment Center
White Plains, New York, 10601
Ascension Via Christi Hospitals Wichita
Wichita, Kansas, 67214
Canada10 sites
Arthur J E Child Comprehensive Cancer Centre
Calgary, Alberta, T2N 5G2
Juravinski Cancer Centre at Hamilton Health Sciences
Hamilton, Ontario, L8V 5C2
London Regional Cancer Program
London, Ontario, N6A 4L6
McGill University Department of Oncology
Montreal, Quebec, H2W 1S6
CHUM - Centre Hospitalier de l'Universite de Montreal
Montreal, Quebec, H2X 3E4
Jewish General Hospital
Montreal, Quebec, H3T 1E2
Ottawa Hospital and Cancer Center-General Campus
Ottawa, Ontario, K1H 8L6
Allan Blair Cancer Centre
Regina, Saskatchewan, S4T 7T1
Saskatoon Cancer Centre
Saskatoon, Saskatchewan, S7N 4H4
Odette Cancer Centre- Sunnybrook Health Sciences Centre
Toronto, Ontario, M4N 3M5
About this study
Official title: Randomized Phase II Trial of Postoperative Adjuvant IMRT Following Cystectomy for pT3/T4 Urothelial Bladder Cancer
This randomized phase II trial studies the side effects and how well postoperative intensity modulated radiotherapy works after surgery in treating patients with urothelial bladder cancer. Radiation therapy uses high energy x-rays to kill tumor cells left behind in the pelvis after surgery. It is not yet known whether surgery followed by radiotherapy is more effective than surgery alone in treating patients with urothelial bladder cancer.
Read the detailed description
PRIMARY OBJECTIVE:
- To evaluate the ability of postcystectomy adjuvant radiotherapy to safely reduce pelvic tumor recurrence, defined as pelvic recurrence-free survival.
SECONDARY OBJECTIVES:
- Evaluate increase in disease-free survival. II. Evaluate toxicity of adjuvant pelvic radiotherapy.
OUTLINE: Patients are randomized to 1 of 2 treatment arms. Patients are stratified by neoadjuvant preoperative or postoperative adjuvant chemotherapy.
After completion of study treatment, patients are followed up at 6 weeks, every 3 months for 1 year, every 4 months for 1 year, every 6 months for 3 years, and then annually for 5 years.
- Conditions
- Stage III Bladder Cancer, Stage IV Bladder Cancer
- Being tested
- Intensity-Modulated Radiation Therapy
- Medical subject headings
- Urinary Bladder Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Intensity-Modulated Radiation TherapyRadiation
Also called IMRT
Postoperative adjuvant IMRT radiotherapy 50.4 Gy in 28 fractions. In patients not getting postoperative adjuvant chemotherapy the radiation treatment must begin within 140 days after cystectomy. For patients getting adjuvant chemotherapy radiation treatment must start within 49 days of completing chemotherapy.
| Study group | Role | What they receive |
|---|---|---|
| No Radiation Therapy | No intervention | Patients do not receive radiation therapy (RT). |
| Intensity-modulated radiation therapy (IMRT) | Experimental | Postoperative adjuvant intensity-modulated radiation therapy (IMRT). Receives: Radiation: Intensity-Modulated Radiation Therapy |
What is being measured
The primary outcome is the main question the study is designed to answer.
Pelvic Recurrence-free Survival (PRFS)
PRFS is defined as time free of pelvic recurrence or death, with patients who experience distant metastasis censored at the time of occurrence. Pelvic recurrence is specifically defined as soft tissue and /or lymph node tumor recurrence in the pelvis anywhere between the L5-S1 disc space superiorly and the pelvic floor inferiorly. This was to be determined on the basis of pelvic imaging (CT or MRI scan demonstrating soft tissue or nodal recurrence at least 1cm in linear dimension) or urethroscopy; biopsy was not required. PRFS was to be tested between arms in terms of a difference in cause-specific-hazards using the log-rank test and cumulative incidence of PRFS in the presence of competing risks was to be computed via cumulative incidence. Due to early termination with few patients, only counts of events have been calculated.
Measured: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months
Secondary outcomes (2)
Disease Free Survival (DFS)
Disease free survival (DFS) is defined as the first occurrence of either: pelvic failure, distant metastasis, or death and was to be estimated by the Kaplan-Meier method and arms compared using the log-rank test. Pelvic recurrence is specifically defined as soft tissue and /or lymph node tumor recurrence in the pelvis anywhere between the L5-S1 disc space superiorly and the pelvic floor inferiorly. This was to be determined on the basis of pelvic imaging (CT or MRI scan demonstrating soft tissue or nodal recurrence at least 1cm in linear dimension) or urethroscopy; biopsy was not required. Distant metastases is defined as any hematogenous metastases and/or lymph node metastases above the L5-S1 interspace, documented by imaging (CT and/or MRI and/or bone scans). Due to early termination with few patients, only counts of events have been calculated.
Measured: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months
Number of Patients With Bowel Toxicity
Adverse events (AE) evaluated using Common Terminology Criteria for Adverse Events (CTCAE) v4.0. Bowel toxicity= abdominal distension/pain, colitis, colonic fistula/ hemorrhage/obstruction/perforation/stenosis/ulcer, diarrhea, enterocolitis, fecal incontinence/gastrointestinal/fistula/pain, ileal fistula/hemorrhage/obstruction/perforation/stenosis/ulcer, Ileus, jejunal fistula/hemorrhage/obstruction/perforation/stenosis/ulcer, lower gastrointestinal hemorrhage, rectal fistula/hemorrhage/mucositis/necrosis/obstruction/pain/perforation/stenosis/ulcer, small intestinal mucositis/obstruction/perforation/stenosis/ulcer, vomiting. Highest grade adverse event per subject counted. Grade refers to AE severity and ranges from 1 to 5 with unique clinical descriptions of severity for each AE based on this general guideline: 1 Mild, 2 Moderate, 3 Severe, 4 Life-threatening or disabling, 5 Death related to AE.
Measured: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted15 Dec 2014 (estimated)
- Study startFeb 2015
- Primary completion1 Feb 2017
- Study completion1 Feb 2017
Why it stopped: Trial will not meet CTEP Early Phase Trial Slow Accrual Guidelines
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Stage III Bladder CancerStudies of the same condition, open and under way.
- More trials run by NRG OncologyThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 14 participants (actual)
Sponsor and investigators
- Lead sponsor
- NRG Oncology
- Sponsor type
- University, hospital or other
- Collaborators
- National Cancer Institute (NCI)
- Responsible party
- Sponsor
- Investigators
- Libni Eapen, Principal investigator, NRG Oncology
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02316548
- Sponsor's protocol ID
- NRG-GU001
- Other IDs
- NCI-2014-02061, NRG-GU001, NRG-GU001, U10CA180868
- Status last verified
- Jul 2025
- First submitted
- 10 Dec 2014
- Last updated
- 22 May 2026
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- Individual data sharing
- Yes: NCI is committed to sharing data in accordance with NIH policy. For more details on how clinical trial data is shared, access the link to the NIH data sharing policy page.
Study at a glance
From the registry record, last updated by the sponsor on 22 May 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Randomized Phase II Trial of Postoperative Adjuvant IMRT Following Cystectomy for pT3/T4 Urothelial Bladder Cancer
- ClinicalTrials.gov ID
- NCT02316548
- Acronym / sponsor ID
- NRG-GU001
- Conditions
- Stage III Bladder Cancer, Stage IV Bladder Cancer
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- TerminatedReason stopped: Trial will not meet CTEP Early Phase Trial Slow Accrual Guidelines
- Enrolment
- 14 participants (actual)
- Lead sponsor
- NRG OncologyUniversity, hospital or other
- Collaborators
- National Cancer Institute (NCI)
- Study start
- Feb 2015 (actual)
- Primary completion
- 1 Feb 2017 (actual)
- Study completion
- 1 Feb 2017 (actual)
- First posted
- 15 Dec 2014 (estimated)
- Results
- Posted 30 Apr 2018
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This randomized phase II trial studies the side effects and how well postoperative intensity modulated radiotherapy works after surgery in treating patients with urothelial bladder cancer. Radiation therapy uses high energy x-rays to kill tumor cells left behind in the pelvis after surgery. It is not yet known whether surgery followed by radiotherapy is more effective than surgery alone in treating patients with urothelial bladder cancer.
Detailed description
PRIMARY OBJECTIVE:
- To evaluate the ability of postcystectomy adjuvant radiotherapy to safely reduce pelvic tumor recurrence, defined as pelvic recurrence-free survival.
SECONDARY OBJECTIVES:
- Evaluate increase in disease-free survival. II. Evaluate toxicity of adjuvant pelvic radiotherapy.
OUTLINE: Patients are randomized to 1 of 2 treatment arms. Patients are stratified by neoadjuvant preoperative or postoperative adjuvant chemotherapy.
After completion of study treatment, patients are followed up at 6 weeks, every 3 months for 1 year, every 4 months for 1 year, every 6 months for 3 years, and then annually for 5 years.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| No Radiation Therapy | No intervention | –Patients do not receive radiation therapy (RT). |
| Intensity-modulated radiation therapy (IMRT) | Experimental | Radiation: Intensity-Modulated Radiation TherapyPostoperative adjuvant intensity-modulated radiation therapy (IMRT). |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Intensity-Modulated Radiation TherapyAlso: IMRTPostoperative adjuvant IMRT radiotherapy 50.4 Gy in 28 fractions. In patients not getting postoperative adjuvant chemotherapy the radiation treatment must begin within 140 days after cystectomy. For patients getting adjuvant chemotherapy radiation treatment must start within 49 days of completing chemotherapy. | Radiation | Intensity-modulated radiation therapy (IMRT) |
Primary outcome
Pelvic Recurrence-free Survival (PRFS)
Time frame: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months
PRFS is defined as time free of pelvic recurrence or death, with patients who experience distant metastasis censored at the time of occurrence. Pelvic recurrence is specifically defined as soft tissue and /or lymph node tumor recurrence in the pelvis anywhere between the L5-S1 disc space superiorly and the pelvic floor inferiorly. This was to be determined on the basis of pelvic imaging (CT or MRI scan demonstrating soft tissue or nodal recurrence at least 1cm in linear dimension) or urethroscopy; biopsy was not required. PRFS was to be tested between arms in terms of a difference in cause-specific-hazards using the log-rank test and cumulative incidence of PRFS in the presence of competing risks was to be computed via cumulative incidence. Due to early termination with few patients, only counts of events have been calculated.
2 secondary outcomes
Disease Free Survival (DFS)
Time frame: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months
Number of Patients With Bowel Toxicity
Time frame: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 22 May 2026.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Individual participant dataSharing planned: Yes. NCI is committed to sharing data in accordance with NIH policy. For more details on how clinical trial data is shared, access the link to the NIH data sharing policy page.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Libni Eapen principal investigator
NRG Oncology
127 sites in 3 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing Intensity-Modulated Radiation Therapy in people with Stage III Bladder Cancer and Stage IV Bladder Cancer, run by NRG Oncology at 127 sites in 3 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: stopped early, as of the sponsor's last update on 22 May 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 127 sites in United States, Canada, Israel. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 30 Apr 2018). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Pelvic Recurrence-free Survival (PRFS) (time frame: From randomization to study termination, maximum follow-up was 13.3 months, median follow-up was 1.9 months). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 May 2026.