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NCT00581529 · ClinicalTrials.gov registry record · Phase 2
Partial Breast Irradiation Using Accelerated Intensity Modulated Radiotherapy
A Phase 2 study, sponsored by University of Michigan Rogel Cancer Center.
- Terminated
- Registry status
- Phase 2
- Development phase
- 34
- Enrollment target
NCT00581529: Clinical Trial Phase 2 study, sponsored by University of Michigan Rogel Cancer Center.
NCT00581529 is a Phase 2 study that was terminated before completion, run by University of Michigan Rogel Cancer Center. The registered enrollment target is 34 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (74% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00581529, a Phase 2 study, was terminated before completion, sponsored by University of Michigan Rogel Cancer Center.
- TERMINATED
- Registry status
- Phase 2
- Development phase
- 34 participants
- Enrollment target
Study Summary
This is a phase I- II feasibility study for delivering partial breast irradiation (PBI) in selected patients with early stage, lymph node negative, breast cancer after breast-conserving surgery using accelerated Intensity Modulated Radiotherapy (IMRT).
Primary Outcome
The primary objective was to determine the rate of local control (the arrest of cancer growth at the site of origin) of cancer in the treated breast at 5 years following breast-conserving surgery and partial breast radiotherapy using IMRT.
Interventions
- RADIATION IMRT
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 34 participants |
| Start Date | 2004-11 |
| Est. Completion | 2014-08 |
| Phase | Phase 2 |
Why NCT00581529 stopped before completion
NCT00581529 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 34 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (74% lower).
The record links to 0 conditions, and to 1 intervention - of which IMRT is the first listed.
NCT00581529 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00581529 about?
NCT00581529 is a clinical study titled "Partial Breast Irradiation Using Accelerated Intensity Modulated Radiotherapy". This is a phase I- II feasibility study for delivering partial breast irradiation (PBI) in selected patients with early stage, lymph node negative, breast cancer after breast-conserving surgery using accelerated Intensity Modulated Radiotherapy (IMRT).
What is the current status of trial NCT00581529?
This trial is currently terminated. It is a Phase 2 study. The enrollment target is 34 participants. The study started on 2004-11. Estimated completion is 2014-08.
What interventions are being tested in trial NCT00581529?
The interventions under investigation include: IMRT (RADIATION).
Who is sponsoring clinical trial NCT00581529?
This trial is sponsored by University of Michigan Rogel Cancer Center, which has 292 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00581529's enrollment target sits among peer trials
34 1539th of 2000 higher than 448 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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