Doctor training may ease insomnia, study finds
NCT ID NCT06575998
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether teaching primary care doctors better ways to treat insomnia can help their patients sleep better. About 485 patients with insomnia symptoms completed surveys. Researchers compared patients whose doctors received special training with those getting usual care to see if the training made a difference.
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.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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485 people
The number who actually took part.
- Started
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Sep 2024
- Finished
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Mar 2026
- 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.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria for a patient to be eligible to participate in this study: 1. Patient registered with a participating primary care facility and willing to provide informed consent AND 2. Survey confirmed presence of insomnia symptoms at least 3 times a week during at least the last 3 weeks AND 3. Survey shown increased score on the Insomnia Severity Index (ISI ≥ 11) AND 4. Survey shown interference with daily functioning on the Insomnia Severity Scale. Exclusion criteria: Patients meeting any of the following criteria in the survey will be excluded from participation in this study: 1. Shift work for individuals awakening outside the hours 4:00 A.M. and 10:00 A.M. or going to bed outside the hours of 8:00 P.M. and 2:00 A.M. more than twice a week 2. Other sleep-wake disorders including chronic obstructive sleep apnea, bruxism and narcolepsy, restless leg syndrome and parasomnia. 3. Current pregnancy 4. Presence of epilepsy, schizophrenia, bipolar disorder, post-traumatic stress disorder or dementia in medical history
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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.
Contacts and locations
Locations
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Leiden University Medical Center (LUMC)
Leiden, South Holland, 2333ZA, Netherlands
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Other studies related to the condition(s) this trial covers.
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