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Prostate AdenocarcinomaNCT01737151

Stereotactic Body Radiation Therapy in Treating Patients With Low- and Intermediate-Risk Prostate Cancer

A study testing stereotactic body radiation therapy and four fraction split-course SBRT in people with Prostate Adenocarcinoma and Stage I Prostate Cancer, run by Virginia Commonwealth University at 3 sites in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This clinical trial studies stereotactic body radiation therapy in treating patients with low- and intermediate-risk prostate cancer. Stereotactic body radiation therapy may be able to send x-rays directly to the tumor and cause less damage to normal tissue. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
stereotactic body radiation therapy and four fraction split-course SBRT
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
19 participants
Where
3 sitesUnited States
Study dates
8 Mar 2013to 9 Nov 2017
Phase
Interventional
Are there results?
None posted in the registry

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

Who may be able to join

  • Patients must have low or intermediate risk adenocarcinoma of the prostate as defined by:
  • Low-risk disease - Histopathology score (Gleason sum): =<6, T-stage (per current AJCC staging criteria): T1c-T2a, and PSA: <10
  • Intermediate-risk disease as either:
  • Histopathology score (Gleason sum) =< 6, T-stage (per current American Joint Committee on Cancer [AJCC] staging criteria): T1c-T2a, and prostate-specific antigen (PSA) > 10 but =< 20; or
  • Histopathology score (Gleason sum) 7 with =< 50% of any cores positive, T-stage (per current AJCC staging criteria): T1c-T2a, and PSA < 10
  • Charlson index of comorbidity score =< 4
  • Ability to understand and the willingness to sign a written informed consent document

Who cannot join

  • Patients with history of inflammatory bowel disease, or who require steroid or cytotoxic therapy for collagen vascular disease
  • Patients with a history of cancer other than skin cancer within 5 years of the initiation of protocol treatment
  • Patients with a history of pelvic irradiation for any reason
  • Life expectancy < 10 years - Prior treatment with an anti-androgen, luteinizing hormone-releasing hormone (LHRH) agonist, or a combination of the two
  • Prior radiation therapy, brachytherapy, or cryotherapy
  • Prior surgical procedure involving peri-rectal and peri-prostatic area

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • University of Virginia Medical Center

    Charlottesville, Virginia, 22908

  • Hunter Holmes McGuire VA Medical Center

    Richmond, Virginia, 23249

  • Virginia Commonwealth University/Massey Cancer Center

    Richmond, Virginia, 23298

Other trials in United States

About this study

Official title: Study of 4-Fraction Split-Course Stereotactic Ablative Radiation Therapy of the Treatment of Patients With Low and Intermediate Risk Adenocarcinoma of the Prostate

This clinical trial studies stereotactic body radiation therapy in treating patients with low- and intermediate-risk prostate cancer. Stereotactic body radiation therapy may be able to send x-rays directly to the tumor and cause less damage to normal tissue.

Read the detailed description

PRIMARY OBJECTIVES:

  1. To evaluate, in terms of late toxicity, the safety of stereotactic radiation therapy using the proposed fractionation schedule.

SECONDARY OBJECTIVES:

  1. To evaluate, in terms of acute toxicity, the safety of stereotactic radiation therapy using the proposed fractionation schedule.

II. To determine stereotactic treatment efficacy through biochemical failure (Phoenix criteria).

III. To determine the protocol completion rate. IV. To describe patient-reported outcomes using International Index of Erectile Function (IIEF) and EPIC Urinary and Bowel Assessment questionnaires.

OUTLINE: Patients are randomized to 1 of 2 treatment arms.

ARM I: Patients undergo standard daily fractions of stereotactic body radiation therapy (SBRT) over 7-8.5 weeks.

Being tested
stereotactic body radiation therapy, four fraction split-course SBRT
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • stereotactic body radiation therapyRadiation

    Also called SBRT, stereotactic radiation therapy, stereotactic radiotherapy

    Undergo SBRT

  • four fraction split-course SBRTRadiation

    four fraction split-course SBRT

Study groups in NCT01737151
Study groupRoleWhat they receive
Arm I (standard stereotactic body radiation therapy (SBRT)Active comparatorPatients undergo standard daily fractions of SBRT over 7-8.5 weeks
Receives: Radiation: stereotactic body radiation therapy
Arm II (four fraction split-course SBRT)ExperimentalPatients undergo 2 fractions of SBRT in weeks 1 and 4
Receives: Radiation: four fraction split-course SBRT

What is being measured

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

  1. Late toxicity greater than or equal to grade 2 as defined by the Common Terminology Criteria for Adverse Events (CTCAE) version 4.0 criteria

    Will be tested using a continuity corrected chi-square test

    Measured: 2 years

Secondary outcomes (4)
  1. Biochemical failure as defined by the Phoenix definition

    Measured: Up to 5 years

  2. Protocol completion rate

    The portion of patients completing the planned protocol with no unacceptable protocol violations is anticipated to be greater than 90%. A completion rate of 70% is deemed unacceptably low.

    Measured: Up to 5 years

  3. Patient-reported outcomes

    International Index of Erectile Function (IIEF) and Expanded Prostate Cancer Index Composite urinary Assessment (EPIC) urinary and bowel assessments will be used to collect patient-reported outcomes.

    • IIEF is a widely used instrument for the evaluation of male sexual function. It is has been recommended as tool for clinical trials of erectile dysfunction and for diagnostic evaluation of erectile dysfunction severity. 15 questions 1=very low (worst) to 5=very high (best).
    • The EPIC urinary and bowel assessments are comprehensive instruments designed to evaluate urinary and bowel symptoms, thereby providing a unique tool for assessment of quality of life issues important in prostate cancer management. 9 questions 0=no problem to 5=big problem

    Measured: Up to 5 years

  4. Acute toxicity greater than or equal to grade 2 as defined by the CTCAE version 4 criteria

    Measured: Up to 90 days

Timeline

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

  1. First posted29 Nov 2012 (estimated)
  2. Study start8 Mar 2013
  3. Primary completion9 Nov 2017
  4. Study completion9 Nov 2017

Why it stopped: Slow accrual

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
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
19 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01737151
Sponsor's protocol ID
MCC-14712
Other IDs
NCI-2012-02545
Status last verified
Aug 2019
First submitted
26 Nov 2012
Last updated
3 Sep 2019
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A study testing stereotactic body radiation therapy and four fraction split-course SBRT in people with Prostate Adenocarcinoma and Stage I Prostate Cancer, run by Virginia Commonwealth University at 3 sites 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 7 inclusion and 6 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: stopped early, as of the sponsor's last update on 3 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites 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?

The study was stopped early (reason given: Slow accrual). Results are not available in the source record.

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?

Late toxicity greater than or equal to grade 2 as defined by the Common Terminology Criteria for Adverse Events (CTCAE) version 4.0 criteria (time frame: 2 years). 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 3 Sep 2019.

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