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Prospective Randomized Study of Accelerated Radiation Therapy (PRART)

Study acronym: PRART
StatusActive, Not Recruiting
PhasePhase 3
Started
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Record History

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  1. Results first posted: May 7, 2026v14
  2. Enrollment target: estimated 400 to confirmed 397
    • Secondary endpoints revised (6)
    • Primary endpoint revised
    v13
  3. Primary completion date changed from estimate of Jun 30, 2025 to Jul 15, 2025v12
  4. Primary completion date: Feb 28, 2027 to Jun 30, 2025v11 Show 6 more changesShow less
    • Primary endpoint revised
    • Trial status: Recruiting to Active, Not Recruiting
    • Study completion date: Feb 28, 2030 to Jun 30, 2030
    • Eligibility criteria expanded, about 6 words
    • Secondary endpoints: 1 to 6
    • Site details revised at 3 of 3 sites
  5. Primary completion date: Dec 31, 2024 to Feb 28, 2027
    • Primary endpoint revised
    • Study completion date: Dec 31, 2025 to Feb 28, 2030
    • Site contacts updated at 3 of 3 sites
    v10
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  1. Site contacts updated at 2 of 3 sitesv9
  2. Site contacts updated at 2 of 3 sitesv8
  3. Site contacts updated at 1 of 3 sitesv7
  4. Re-verified, no change to tracked fieldsv6
  5. Trial status: Active, Not Recruiting to Recruiting
    • Site details revised at 3 of 3 sites
    v5
  6. Trial status: Recruiting to Active, Not Recruiting
    • Site details revised at 3 of 3 sites
    v4
  7. Re-verified, no change to tracked fieldsv3
  8. Trial status: Not Yet Recruiting to Recruiting
    • Start date changed from estimate of Dec 1, 2019 to Nov 21, 2019
    • Site details revised at 3 of 3 sites
    v2
  1. Study First Submitted
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
Patients with Stage 0 ductal carcinoma in situ (Tis (DCIS), Stage T1-T2, lymph node negative(N0) breast cancers will be randomized to receive whole breast radiotherapy with a concomitant boost to the tumor bed over 15 fractions (Arm 1, standard) versus 10 fractions (Arm 2, experimental).
Trial Details
NCT Number NCT04175210
Lead Sponsor Weill Medical College of Cornell University
Conditions
(from sponsor)		 Breast Cancer
Related terms Breast Neoplasms
Enrollment 397 participants
Start Date
Primary Completion (estimated)
Study Completion (estimated)
Updated on ClinicalTrials.gov