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The Sleep Clinic Outcome and Practice Study

This trial has no sites in United States.

It has sites in one country. Choose a country to see its sites.

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

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Trial details

Who runs it
St. Olavs Hospital
Trial code
NCT06669507
Record updated
20 July 2026
Original description
The goal of this clinical trial is to explore the outcome and practice treatment for sleep-wake disturbances in a Sleep Clinic. The main questions it aims to answer are:Read full original descriptionShow less

The Sleep Clinic Outcome and Practice Study: The SUP-study

The goal of this clinical trial is to explore the outcome and practice treatment for sleep-wake disturbances in a Sleep Clinic. The main questions it aims to answer are:

* What is the practice (timing and duration of treatment components) of sleep-wake disturbance treatment? * What is the treatment effect of sleep-wake disturbance treatment.

Participants will receive treatment as usual by consultations with a trained psychiatrist or psychologist and will be asked to fill out self-reporting questionnaires and sleep diaries.

Inclusion: Referred to the Sleep Clinic at St. Olavs Hospital for an assessment of a sleep-wake disruption; Age >= 18 years; Willing and able to provide written informed consent; Meeting the diagnostic criteria for at least one of the following disorders: F51.0 Insomnia disorder or G47.2 Sleep-wake rhythm disorders, considered being either: Delayed sleep-wake phase disorder, Advanced sleep-wake phase disorder, Non-24-hour sleep-wake disorder or Irregular sleep-wake disorder; Desire non-pharmacological sleep treatment.

Exclusion: Individuals working night shifts or that otherwise have external conditions that result in inadequate sleep opportunity, such as caring for an infant or does not have permanent housing etc; Individuals having epilepsy; Individuals being blind; Individuals being psychotic; Individuals having an ongoing substance abuse.

ClinicalTrials.gov NCT06669507