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NCT00989534 · ClinicalTrials.gov registry record · NA
Extended Work Schedules, Sleep Loss and Health
A NA study, sponsored by University of Chicago.
- Completed
- Registry status
- NA
- Development phase
- 49
- Enrollment target
NCT00989534: Completed NA study, sponsored by University of Chicago.
NCT00989534 is a NA study that has completed, run by University of Chicago. The registered enrollment target is 49 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00989534, a NA study, has completed, sponsored by University of Chicago.
- COMPLETED
- Registry status
- NA
- Development phase
- 49 participants
- Enrollment target
Study Summary
This study aims to determine whether abnormal bodily rhythms contribute to elevate the risk of diabetes, independently of the amount of sleep loss.
Interventions
- BEHAVIORAL Fixed restricted bedtimes
- BEHAVIORAL Sleep restriction with circadian misalignment
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 49 participants |
| Start Date | 2003-01 |
| Est. Completion | 2009-09 |
| Phase | NA |
What the finished NCT00989534 record still lists
NCT00989534 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 49 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower).
The record links to 0 conditions, and to 2 interventions - of which Fixed restricted bedtimes is the first listed.
NCT00989534 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00989534 about?
NCT00989534 is a clinical study titled "Extended Work Schedules, Sleep Loss and Health". This study aims to determine whether abnormal bodily rhythms contribute to elevate the risk of diabetes, independently of the amount of sleep loss.
What is the current status of trial NCT00989534?
This trial is currently completed. It is a NA study. The enrollment target is 49 participants. The study started on 2003-01. Estimated completion is 2009-09.
What interventions are being tested in trial NCT00989534?
The interventions under investigation include: Fixed restricted bedtimes (BEHAVIORAL), Sleep restriction with circadian misalignment (BEHAVIORAL).
Who is sponsoring clinical trial NCT00989534?
This trial is sponsored by University of Chicago, which has 796 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00989534's enrollment target sits among peer trials
49 1379th of 2000 higher than 620 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
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