Radiation Therapy With RapidPlan Knowledge-based Planning vs Human-Driven Planning for Treatment of Prostate Cancer

NCT ID: NCT06625034

Last Updated: 2025-09-05

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE3

Total Enrollment

108 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-02-02

Study Completion Date

2033-02-28

Brief Summary

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This phase III trial compares the effects of radiation therapy using RapidPlan, trademark, knowledge-based planning to human-driven planning in treating patients with prostate cancer. Radiation therapy uses high energy x-rays, particles, or radioactive seeds to kill tumor cells and shrink tumors. Successful delivery of radiation requires planning to develop a treatment plan for how and where the radiation is to be delivered. RapidPlan is a knowledge-based treatment planning tool that automatically creates an optimal treatment plan based on identified targets and organs at risk for radiation exposure. Human-driven treatment planning by a dosimetrist, the current standard of care, requires significant resources and time and may vary within and among radiation centers. Giving radiation therapy with RapidPlan knowledge-based planning may have similar or less side effects compared to human-driven planning in treating patients with prostate cancer.

Detailed Description

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PRIMARY OBJECTIVE:

I. To determine if RapidPlan knowledge-based planning is non-inferior to human-driven planning regarding treatment-related rates of grade 3 or higher genitourinary (GU) and gastrointestinal (GI) adverse events at 3 months post-radiotherapy for prostate cancer.

EXPLORATORY OBJECTIVES:

I. After completion of radiation therapy, determine the incidence of:

Ia. Grade 2 or greater GU and GI toxicity at 3 months (Common Terminology Criteria for Adverse Events \[CTCAE\] version 5); Ib. Quality of life 3 months post-radiotherapy; Ic. Rate of achieving dose-volume constraints. II. Determine if there are any statistical differences in dose-volumes results with RapidPlan knowledge-based planning.

OUTLINE: Patients are randomized to 1 of 2 arms.

ARM A (HUMAN-DRIVEN): Patients receive human-driven treatment planning and undergo radiation therapy over 15-30 minutes on 5-44 fractions per standard of care. Additionally, patients undergo magnetic resonance imaging (MRI) pre-treatment and blood sample collection and positron emission tomography (PET) throughout study.

ARM B (KNOWLEDGE-BASED): Patients receive RapidPlan treatment planning and undergo radiation therapy over 15-30 minutes on 5-44 fractions per standard of care. Additionally, patients undergo MRI pre-treatment and blood sample collection and PET throughout study.

After completion of study treatment, patients are followed up at 3 and 12 months then yearly for up to year 5.

Conditions

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Prostate Carcinoma

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Arm A (human-driven treatment planning, radiation therapy)

Patients receive human-driven treatment planning and undergo radiation therapy over 15-30 minutes on 5-44 fractions per standard of care. Additionally, patients undergo MRI pre-treatment and blood sample collection and PET throughout study.

Group Type ACTIVE_COMPARATOR

Biospecimen Collection

Intervention Type PROCEDURE

Undergo blood sample collection

Magnetic Resonance Imaging

Intervention Type PROCEDURE

Undergo MRI

Photon Beam Radiation Therapy

Intervention Type RADIATION

Undergo radiation therapy

Positron Emission Tomography

Intervention Type PROCEDURE

Undergo PET

Questionnaire Administration

Intervention Type OTHER

Ancillary studies

Radiation Therapy Treatment Planning and Simulation

Intervention Type RADIATION

Receive human-driven treatment planning

Arm B (RapidPlan treatment planning, radiation therapy)

Patients receive RapidPlan treatment planning and undergo radiation therapy over 15-30 minutes on 5-44 fractions per standard of care. Additionally, patients undergo MRI pre-treatment and blood sample collection and PET throughout study.

Group Type EXPERIMENTAL

Biospecimen Collection

Intervention Type PROCEDURE

Undergo blood sample collection

Magnetic Resonance Imaging

Intervention Type PROCEDURE

Undergo MRI

Photon Beam Radiation Therapy

Intervention Type RADIATION

Undergo radiation therapy

Positron Emission Tomography

Intervention Type PROCEDURE

Undergo PET

Questionnaire Administration

Intervention Type OTHER

Ancillary studies

Radiation Therapy Treatment Planning and Simulation

Intervention Type RADIATION

Receive RapidPlan treatment planning

Interventions

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Biospecimen Collection

Undergo blood sample collection

Intervention Type PROCEDURE

Magnetic Resonance Imaging

Undergo MRI

Intervention Type PROCEDURE

Photon Beam Radiation Therapy

Undergo radiation therapy

Intervention Type RADIATION

Positron Emission Tomography

Undergo PET

Intervention Type PROCEDURE

Questionnaire Administration

Ancillary studies

Intervention Type OTHER

Radiation Therapy Treatment Planning and Simulation

Receive human-driven treatment planning

Intervention Type RADIATION

Radiation Therapy Treatment Planning and Simulation

Receive RapidPlan treatment planning

Intervention Type RADIATION

Other Intervention Names

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Biological Sample Collection Biospecimen Collected Specimen Collection Magnetic Resonance Magnetic Resonance Imaging (MRI) Magnetic resonance imaging (procedure) Magnetic Resonance Imaging Scan Medical Imaging, Magnetic Resonance / Nuclear Magnetic Resonance MR MR Imaging MRI MRI Scan MRIs NMR Imaging NMRI Nuclear Magnetic Resonance Imaging sMRI Structural MRI External beam radiation therapy using photons (procedure) Photon Photon EBRT Photon External Beam Radiotherapy PHOTON Therapy Radiation, Photon Beam Medical Imaging, Positron Emission Tomography PET PET Scan Positron emission tomography (procedure) Positron Emission Tomography Scan Positron-Emission Tomography proton magnetic resonance spectroscopic imaging PT Radiation Therapy Treatment Planning/Simulation Radiation Therapy Treatment Planning/Simulation

Eligibility Criteria

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Inclusion Criteria

* Patients must be at least 18 years old
* Histologically confirmed prostate cancer
* Clinical or pathologic stages T1c-T3b, Nx or N0-1, M0-1 (American Joint Committee on Cancer \[AJCC\] criteria 8th edition \[Ed\])
* Planned definitive dose radiotherapy to the prostate or prostate bed
* Eastern Cooperative Oncology Group (ECOG) performance status 0-2 assessed within 90 days of enrollment
* Patients must sign Institutional Review Board (IRB) approved study specific informed consent
* Patients must complete all required pre-entry tests within the specified time frames
* Patients must be able to start treatment (radiation) within 180 days of study registration
* In case of confusion about the eligibility or ineligibility of an individual patient, the principal investigator (PI) can be used as the arbiter and a note to file will be added to the subject's regulatory binder to document outcome

Exclusion Criteria

* Previous pelvic radiation \> 5 Gy
* Planned delivery of radiotherapy to pelvic lymph nodes
* Planned delivery of brachytherapy of the prostate
* Active rectal diverticulitis, Crohn's disease affecting the rectum, or ulcerative colitis (non-active diverticulitis and Crohn's disease not affecting the rectum are allowed)
* Prior hip replacement or penile implant
* Major medical, addictive, or psychiatric illness which in the investigator's opinion, will prevent the consent process, completion of the treatment and/or interfere with follow-up. (consent by legal authorized representative is not permitted for this study)
* Indwelling or intermittent urinary catheter use
Minimum Eligible Age

18 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

No

Sponsors

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Mayo Clinic

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Nathan Y. Yu, MD

Role: PRINCIPAL_INVESTIGATOR

Mayo Clinic

Locations

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Mayo Clinic in Arizona

Scottsdale, Arizona, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Clinical Trials Referral Office

Role: CONTACT

855-776-0015

Facility Contacts

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Clinical Trials Referral Office

Role: primary

855-776-0015

Related Links

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Other Identifiers

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NCI-2024-07870

Identifier Type: REGISTRY

Identifier Source: secondary_id

24-006449

Identifier Type: OTHER

Identifier Source: secondary_id

GMROA2451

Identifier Type: OTHER

Identifier Source: secondary_id

GMROA2451

Identifier Type: -

Identifier Source: org_study_id

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