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Perception of sleep in patients with insomnia -Part 3: how to change misperception

Perception of sleep in patients with insomnia -Part 3: how to change misperception - PERSLEEP-3

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00025115
Enrollment
100
Registered
2021-10-05
Start date
2022-08-01
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

F51.0

Interventions

Group 1: Witihin subjects design
all patients take part in two experimental conditions in a cross-over design
a) confrontation b) distraction from insomnia

Sponsors

KLinik für Psychiatrie und Psychotherapie, Universitätsklinikum Freiburg
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Age 18 - 65 years, both sexes. Diagnosis of insomnia disorder according to DSM 5. Difference between objective and subjective sleep time of 60 minutes (data from 14 days sleep diaries versus data of second night in the sleep laboratory). Habitual lights out time from 22 to 24.oo hrs. Informed consent.

Exclusion criteria

Exclusion criteria: Other acute mental disorders apart from Insomnia. Other sleep disorders apart from Insomnia. Shift work/ transatlanctic flights during last 4 weeks or irregular sleep-wake rhythm. Regular intake of psychotropic substances in the last two weeks prior to the investigation or during the investigation. Ongoing psychotherapy. Pregnancy or lactation. No severe or instable medical conditions with an impact on sleep.

Design outcomes

Primary

MeasureTime frame
Sleep perception - difference between subjective and objective total sleep time

Secondary

MeasureTime frame
Arousal prior to sleep as mediator of effects on sleep perception

Countries

Germany

Contacts

Public ContactDieter Riemann

Abteilung für Klinische Psycholgie und PsychophysiologieKlinik für Psychiatrie und PsychotherapieUniversitätsklinik Freiburg

dieter.riemann@uniklinik-freiburg.de076127069190

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026