Clinical trialNCT01642719CompletedPhase 1Interventional

Chronic Moderate Sleep Restriction in Older Adults

SponsorUniversity of California, Los AngelesEnrollment200AgingSleep Disturbance

View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Giardin Jean-Louis, Ph.D.
State University of New York - Downstate Medical Center
Principal Investigator
clinicaltrials.gov ↗
Michael Irwin, M.D.
University of California, Los Angeles
Principal Investigator
clinicaltrials.gov ↗
Richard Bootzin, Ph.D.
University of Arizona
Principal Investigator
clinicaltrials.gov ↗
Shawn Yougstedt, Ph.d.
University of South Carolina
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

4 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

University of Arizona
Tucson, Arizona, United States
Ucla Cousins Center for Psychoneuroimmunology
Los Angeles, California, United States
Suny Downstate Medical Center
Brooklyn, New York, United States
University of South Carolina
Columbia, South Carolina, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 1 Jul 2012
Primary completion: 1 Aug 2017
Completion: 31 Dec 2018
Last update posted: 18 Jul 2019
Registered enrollment: 200
Registry id: NCT01642719

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.