Clinical Trial

Pathophysiology of Circadian Rhythm Delayed Sleep Wake Phase Disorder

Recruiting
View on ClinicalTrials.gov →
Summary
The goal of this study is to understand factors that contribute to delayed sleep wake phase disorder (DSWPD). The investigators will examine whether patients with DSWPD exhibit alterations in circadian rhythms and sensitivity to light compared to healthy controls. The investigators will also test a new method of predicting circadian rhythms form a blood sample.
Protocol Amendment History 2 amendments
This ClinicalTrials.gov record has been amended 2 times since 2024-06-18; most recent amendment 2026-06-15.
Trial Details
NCT Number NCT06471374
Lead Sponsor University of Colorado, Boulder
Collaborators: Northwestern University, National Heart, Lung, and Blood Institute (NHLBI)
Conditions Delayed Sleep Phase Syndrome, Delayed Sleep Phase
Enrollment 66 participants
Start Date 2024-04-02
Primary Completion 2028-07 (estimated)
Study Completion 2028-07 (estimated)
Updated on ClinicalTrials.gov 2026-06-17