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Sleep architecture and cognition in schizophrenia

Sleep architecture and cognition in schizophrenia - KUSS

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00003509
Enrollment
60
Registered
2012-01-24
Start date
2010-05-19
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

DSM-IV: 295.30 (schizophrenia, paranoid type) F20

Interventions

Group 1: patients with schizophrenia
investigations: polysomnography, neuropsychological assessments, sleep-dependent memory consolidation, assessment of sleep-wake rhythm, fMRI Group 2: healthy control subjects
investigations: polysomnography, neuropsychological assessments, sleep-dependent memory consolidation, assessment of sleep-wake rhythm, fMRI

Sponsors

Zentralinstitut für Seelische Gesundheit, Medizinische Fakultät Mannheim / Universität heidelberg, Klinik für Psychiatrie und Psychotherapie
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: diagnosis of schizophrenia or healthy control subject, good german language knowledge, ability to agree to the study procedures

Exclusion criteria

Exclusion criteria: acute exacerbation, psychiatric comorbidity, psychopharmacological treatment except of monotherapy with atypical antipsychotic (schizophrenia patients), severe neurological or medical disorder, metal implants, large tattoos

Design outcomes

Primary

MeasureTime frame
polysomnographic sleep parameters and sleep micro-architecture (group comparison, polysomnographic assessment at one point of time) and their correlation with measures of sleep-dependent memory consolidation (polysomnography paralleled by memory consolidation paradigms)

Secondary

MeasureTime frame
cognitive functions (neuropsychological assessment), sleep-wake-rhythm (actimetry), neuronal correlates (fMRI), investigated at one point of time

Countries

Germany

Contacts

Public ContactClaudia Schilling

Zentralinstitut für Seelische Gesundheit, Medizinische Fakultät Mannheim / Universität heidelberg, Klinik für Psychiatrie und Psychotherapie

claudia.schilling@zi-mannheim.de+49-621-1703-1781

Outcome results

None listed

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