Can a light box lift depression in people with intellectual disabilities?
NCT ID NCT06215235
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether bright light therapy can help reduce depressive symptoms in adults with intellectual disabilities. Researchers will see how acceptable and practical this treatment is in two care organizations. About 105 participants, including staff and patients, will take part. The goal is to find a safe, non-drug option that fits into everyday care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 105 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2023
- Expected to finish
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May 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
* Patients are adult with an intellectual disability who have received BLT for their depressive symptoms. * Staff are adults (without ID) who work for one of the two care organizations and who are involved in the implementation or prescription or facilitation of BLT.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Involved in the implementation of BLT (staff) OR * Involved in the prescription or application of BLT (staff/relatives) OR * receiving BLT for their depressive symptoms (patients with ID) * 18 years or older * informed consent Exclusion Criteria: * n/a
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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ErasmusMC
RECRUITINGRotterdam, 3015 GD, Netherlands
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