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NCT00004980 · ClinicalTrials.gov registry record · Phase 2
Repetitive Transcranial Magnetic Stimulation for "Voices"
A Phase 2 study, sponsored by Yale University.
- Completed
- Registry status
- Phase 2
- Development phase
- 50
- Enrollment target
NCT00004980: Completed Phase 2 study, sponsored by Yale University.
NCT00004980 is a Phase 2 study that has completed, run by Yale University. The registered enrollment target is 50 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (62% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00004980, a Phase 2 study, has completed, sponsored by Yale University.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 50 participants
- Enrollment target
Study Summary
OBJECTIVES: I. Determine the effect of repetitive transcranial magnetic stimulation on treatment refractory auditory hallucinations of patients with schizophrenia.
Primary Outcome
Change in hallucination severity relative to baseline with scores ranging 1 in unit intervals to 20 anchored as follows: 0=hallucinations stopped, 10=no change, 20=hallucinations twice as severe as baseline
Interventions
- DEVICE repetitive transcranial magnetic stimulation (rTMS)
- DEVICE sham stimulation
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 50 participants |
| Start Date | 1999-12 |
| Est. Completion | 2005-06 |
| Phase | Phase 2 |
What the finished NCT00004980 record still lists
NCT00004980 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 50 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (62% lower).
The record links to 0 conditions, and to 2 interventions - of which repetitive transcranial magnetic stimulation (rTMS) is the first listed.
NCT00004980 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00004980 about?
NCT00004980 is a clinical study titled "Repetitive Transcranial Magnetic Stimulation for "Voices"". OBJECTIVES: I. Determine the effect of repetitive transcranial magnetic stimulation on treatment refractory auditory hallucinations of patients with schizophrenia.
What is the current status of trial NCT00004980?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 50 participants. The study started on 1999-12. Estimated completion is 2005-06.
What interventions are being tested in trial NCT00004980?
The interventions under investigation include: repetitive transcranial magnetic stimulation (rTMS) (DEVICE), sham stimulation (DEVICE).
Who is sponsoring clinical trial NCT00004980?
This trial is sponsored by Yale University, which has 1,492 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00004980's enrollment target sits among peer trials
50 1195th of 2000 higher than 740 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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