Hypknowledge Nationwide Sleep Extension

Part of paid clinical trials in Tucson, Arizona.

Sponsor
University of Arizona
Study ID
NCT07345767
Status
Recruiting
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Conditions

  • Short Sleep Duration

Eligibility Criteria

Sex
ALL
Age
18 Years - 60 Years
Healthy Volunteers
Accepted

Interventions

  • Sleep Diary — BEHAVIORAL
    Based on the participant's sleep diary data, a new weekly sleep schedule will be prescribed as follows: if sleep efficiency is \<85%, the prescribed time in bed is reduced by 15 minutes (reducing sleep opportunity by 15 minutes); if sleep efficiency is 85-90%, the schedule remains unchanged; if sleep efficiency is \>90%, the prescribed time in bed is increased by 15 minutes, allowing an extra 15 minutes of sleep opportunity.
  • Fitbit — BEHAVIORAL
    Based on the participant's Fitbit data, a new weekly sleep schedule will be prescribed as follows: if sleep efficiency is \<85%, the prescribed time in bed is reduced by 15 minutes (reducing sleep opportunity by 15 minutes); if sleep efficiency is 85-90%, the schedule remains unchanged; if sleep efficiency is \>90%, the prescribed time in bed is increased by 15 minutes, allowing an extra 15 minutes of sleep opportunity.

Study Details

The main goal of this study is to evaluate whether a manually determined sleep extension intervention is effective at improving sleep and related outcomes among adults who find it difficult to get enough sleep.

Key Dates

Start date
Aug 1, 2026
Status verified
May 2026
Primary completion
May 31, 2027
Completion
May 31, 2027

Study Design

Enrollment
1,038 participants (estimated)
Allocation
RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
OTHER

Arms

  • No Intervention: Control
    The control group receives standard feedback, where they will be asked to maintain a consistent sleep schedule irrespective of what the Fitbit data or sleep diary report.
  • Experimental: Intervention: Sleep Diary
    This arm receives weekly feedback on their sleep schedule based on sleep diary data.
  • Experimental: Intervention: Fitbit
    This arm receives weekly feedback on their sleep schedule based on Fitbit data.

Primary Outcome Measure

Sleep Duration [ Time Frame: 9 weeks from enrollment to the end of the study ]

Central Contacts

Locations (1)

FacilityCityStateZIPSite coordinators
University of ArizonaTucsonArizona85719-

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By research site
University of Arizona· Tucson, AZ