Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT00655239 · ClinicalTrials.gov registry record · NA
Effectiveness of Neuroadaptive Cognitive Training in Adolescents at Risk for Psychosis
A NA study, sponsored by University of California, San Francisco.
- Completed
- Registry status
- NA
- Development phase
- 143
- Enrollment target
NCT00655239: Completed NA study, sponsored by University of California, San Francisco.
NCT00655239 is a NA study that has completed, run by University of California, San Francisco. The registered enrollment target is 143 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (90% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00655239, a NA study, has completed, sponsored by University of California, San Francisco.
- COMPLETED
- Registry status
- NA
- Development phase
- 143 participants
- Enrollment target
Study Summary
This study will evaluate the effectiveness of intensive computerized cognitive training in preventing the onset of psychotic disorder and improving adaptive functioning in adolescents at high risk of schizophrenia.
Interventions
- BEHAVIORAL Computer games
- BEHAVIORAL Neuroadaptive cognitive training
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 143 participants |
| Start Date | 2008-06 |
| Est. Completion | 2016-05 |
| Phase | NA |
What the finished NCT00655239 record still lists
NCT00655239 is an interventional study that assigns participants to a tested intervention. The registered 143 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (90% lower).
The record links to 0 conditions, and to 2 interventions - of which Computer games is the first listed.
NCT00655239 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00655239 about?
NCT00655239 is a clinical study titled "Effectiveness of Neuroadaptive Cognitive Training in Adolescents at Risk for Psychosis". This study will evaluate the effectiveness of intensive computerized cognitive training in preventing the onset of psychotic disorder and improving adaptive functioning in adolescents at high risk of schizophrenia.
What is the current status of trial NCT00655239?
This trial is currently completed. It is a NA study. The enrollment target is 143 participants. The study started on 2008-06. Estimated completion is 2016-05.
What interventions are being tested in trial NCT00655239?
The interventions under investigation include: Computer games (BEHAVIORAL), Neuroadaptive cognitive training (BEHAVIORAL).
Who is sponsoring clinical trial NCT00655239?
This trial is sponsored by University of California, San Francisco, which has 1,713 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00655239's enrollment target sits among peer trials
143 711th of 2000 higher than 1,290 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA 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
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT01861106 · 144 participants · Phase 2
Allogeneic Hematopoietic Stem Cell Transplant for GATA2 Mutations
- NCT03482245 · 144 participants · NA
The Role of Circadian Clock Proteins in Innate and Adaptive Immunity
- NCT03504683 · 144 participants · NA
MEAL TIMING Study: Effect of Time-Restricted Feeding on 24-hour Glycemic Control, Blood Pressure, and Cardiovascular Disease Risk Factors in Adults With Prediabetes
- NCT03905603 · 144 participants · Early Phase 1
Relative Contributions of Predictors of Hyperandrogenism in Older vs. Young Women With PCOS
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia