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Prostate CancerSMARTNCT00941915

Stereotactic Body Radiotherapy (SBRT) for Prostate Cancer

A study testing SBRT Prostate in people with Prostate Cancer, run by Duke University at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to evaluate the incidence of urinary and gastrointestinal acute and late side effects in patients treated with stereotactic body radiotherapy (SBRT) to the prostate. Stereotactic radiation therapy is given as five treatments over a 2-3 week period. Read more about this study

Who is it for?
Ages 40 to 82 years, men only
Conditions the study is for
Prostate Cancer
What is being tested?
SBRT Prostate
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
60 participants
Where
1 siteUnited States
Study dates
9 Nov 2009to 17 Jul 2020
Phase
Interventional
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 40 to 82 years
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologically confirmed diagnosis of adenocarcinoma of the prostate within 365 days of study enrollment
  • History/physical examination with digital rectal examination of the prostate within 8 weeks prior to study enrollment
  • Gleason score less than or equal to 7
  • Clinical Stage T1-T2c
  • PSA
  • less than or = 15 ng/ml prior to start of therapy if Gleason < or = 6 or
Show all 9Show fewer
  • less than or = 10 ng/ml prior to start of therapy if Gleason = 7
  • Zubrod Performance Status 0-1
  • Age > 40

Who cannot join

  • Prior or concurrent invasive malignancy (except non-melanomatous skin cancer) or lymphomatous/hematogenous malignancy unless continually disease free for a minimum of 5 years. (Carcinoma in situ of the bladder or oral cavity is permissible)
  • Evidence of distant metastases
  • Regional lymph node involvement
  • Significant urinary obstruction
  • Estimated prostate gland > 100 grams
  • Previous radical surgery (prostatectomy) or cryosurgery for prostate cancer
Show all 11Show fewer
  • Previous pelvic irradiation, prostate brachytherapy, or bilateral orchiectomy
  • Previous hormonal therapy, such as LHRH agonists (e.g. goserelin, leuprolide), anti-androgens (e.g., flutamide, bicalutamide), estrogens (e.g., DES), or surgical castration (bilateral orchiectomy) or planned concurrent androgen deprivation therapy
  • Previous or concurrent cytotoxic chemotherapy for prostate cancer
  • Prosthetic implants in the pelvic region that contain metal or conductive materials (e.g., an artificial hip).
  • Severe, active comorbidity

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Duke University Medical Center

    Durham, North Carolina, 27710

Other trials in United States

About this study

Official title: A Phase II Study of Stereotactic Body Radiotherapy (SBRT) for Prostate Cancer Using Continuous Real-time Evaluation of Prostate Motion and IMRT Plan Reoptimization Based on the Anatomy of the Day

The purpose of this study is to evaluate the incidence of urinary and gastrointestinal acute and late side effects in patients treated with stereotactic body radiotherapy (SBRT) to the prostate. Stereotactic radiation therapy is given as five treatments over a 2-3 week period. The prostate is localized and the plan is reoptimized as needed prior to each treatment.

Read the detailed description

This protocol requires radiation treatments to be performed with a stereotactic technique with the use of a 3-D coordinate system defined by implanted transponders (i.e. Calypso) or use of the ExacTrac system and/or use cone-beam CT (CBCT) with fiducial markers.

Conditions
Prostate Cancer
Being tested
SBRT Prostate
Keywords
CaP, SBRT, Prostate, ExacTrac, Calypso, IMRT, Radiation, Cancer of Prostate, Prostatic Neoplasms
Medical subject headings
Prostatic Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SBRT ProstateRadiation

    Also called Stereotactic body radiation therapy, External beam radiation therapy

    Five fractions of 7.4 Gy. The total dose will be 37 Gy. A minimum of 36 hours and a maximum of 96 hours should separate each treatment. No more than 3 fractions will be delivered per week. The total duration of treatment will be no shorter than 10 days and no longer than 18 days.

Study groups in NCT00941915
Study groupRoleWhat they receive
Stereotactic RadiotherapyExperimentalFive fractions of 7.4 Gy each
Receives: Radiation: SBRT Prostate

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Participants With Genitourinary Acute Toxicity

    Genitourinary Acute Toxicity is defined as Grade 3 or higher occurring within 90 days from the end of radiation treatment

    Measured: </= 90 days post radiation treatment, a total of 90 days

  2. Number of Participants With Genitourinary Late Toxicity

    Genitourinary Late Toxicity is defined as Grade 3 or higher occurring >90 days from the end of radiation treatment

    Measured: >90 days from the end of treatment, up to 3 years

  3. Number of Participants With Gastrointestinal Acute Toxicity

    Gastrointestinal Acute Toxicity is defined as Grade 3 or higher occurring within 90 days of the end of radiation treatment

    Measured: </= 90 days post radiation treatment, a total of 90 days

  4. Number of Participants With Gastrointestinal Late Toxicity

    Gastrointestinal Late Toxicity is defined as Grade 3 or higher occurring > 90 days from the end of radiation treatment

    Measured: >90 days from the end of treatment, up to 3 years

Secondary outcomes (2)
  1. Disease Free Survival

    Measured: 5 yrs

  2. Quality of Life, as Measured by the Expanded Prostate Cancer Index Composite (EPIC-26) Short Form

    The EPIC-26 Short Form is a 13-item questionnaire. Scores range from 0-100, with higher scores representing better quality of life.

    Measured: 3 years post-treatment

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Jul 2009 (estimated)
  2. Study start9 Nov 2009
  3. Primary completionFeb 2017
  4. Study completion17 Jul 2020

Resources

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 N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
60 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00941915
Sponsor's protocol ID
Pro00018266
Acronym
SMART
Status last verified
Nov 2021
First submitted
17 Jul 2009
Last updated
24 Jan 2022
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Peeters ST, Heemsbergen WD, Koper PC, van Putten WL, Slot A, Dielwart MF, Bonfrer JM, Incrocci L, Lebesque JV. Dose-response in radiotherapy for localized prostate cancer: results of the Dutch multicenter randomized phase III trial comparing 68 Gy of radiotherapy with 78 Gy. J Clin Oncol. 2006 May 1;24(13):1990-6. doi: 10.1200/JCO.2005.05.2530.

    PubMed 16648499
  • Zietman AL, DeSilvio ML, Slater JD, Rossi CJ Jr, Miller DW, Adams JA, Shipley WU. Comparison of conventional-dose vs high-dose conformal radiation therapy in clinically localized adenocarcinoma of the prostate: a randomized controlled trial. JAMA. 2005 Sep 14;294(10):1233-9. doi: 10.1001/jama.294.10.1233.

    PubMed 16160131
  • Madsen BL, Hsi RA, Pham HT, Fowler JF, Esagui L, Corman J. Stereotactic hypofractionated accurate radiotherapy of the prostate (SHARP), 33.5 Gy in five fractions for localized disease: first clinical trial results. Int J Radiat Oncol Biol Phys. 2007 Mar 15;67(4):1099-105. doi: 10.1016/j.ijrobp.2006.10.050.

    PubMed 17336216
  • Boyer MJ, Papagikos MA, Kiteley R, Vujaskovic Z, Wu J, Lee WR. Toxicity and quality of life report of a phase II study of stereotactic body radiotherapy (SBRT) for low and intermediate risk prostate cancer. Radiat Oncol. 2017 Jan 13;12(1):14. doi: 10.1186/s13014-016-0758-8.

    PubMed 28086825

Questions about this trial

What is this clinical trial studying?

A study testing SBRT Prostate in people with Prostate Cancer, run by Duke University at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 11 exclusion criteria. 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: finished, as of the sponsor's last update on 24 Jan 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. 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.

Are results available for this study?

Yes. Results are posted in the registry (first posted 24 Jan 2022). 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?

Number of Participants With Genitourinary Acute Toxicity (time frame: </= 90 days post radiation treatment, a total of 90 days). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00941915, which also lists 4 linked publications.

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 24 Jan 2022.

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