Using Video-oculography to assess daytime performance in patients referred to the sleep laboratory for Maintenance of Wakefulness Testing.

Using Video-oculography to assess daytime performance in patients referred to the sleep laboratory for Maintenance of Wakefulness Testing. - VOG VS MWT

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00015684

Enrollment

Registered

2019-01-22

Start date

2019-02-08

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

Patients with one of the following sleep disorders - Obstructive Sleep Apnea (G47.3), - Narkolepsy (G47.4), or - Idiopathic Hypersomnia (G47.1) and indication for a Maintenance of Wakefulness Test (MWT). G47.1 G47.3 G47.4

Interventions

Group 1: Diagnostic Study Index-Test: -Video-oculography (VOG), duration 4 x 40 minutes, simultaneously to MWT Reference-Tests: - Maintenance of Wakefulness Test (MWT), duration 4 x 40 minutes, s

Eligibility

Sex/Gender

All

Age

18 Years to 70 Years

Inclusion criteria

Inclusion criteria: - Excessive daytime sleepiness (EDS) - Diagnosed narkolepsia or idiopathic hypersomnia or obstructive sleep apnea -Routinely performed polysomnography (PSG) Multiple Wakefulness Test (MWT) and Multiple Sleep Latency Test (MSLT)

Exclusion criteria

Exclusion criteria: - Missing consent ability - Reduced compliance due to neurologic or psychiatric condition - Paresis of intraocular or extraocular muscles - Myasthenia gravis - Horner's syndrome - Visual impairment (visual acuity < 0.3) - Not medically prescribed intake of stimulating and sedating substances

Design outcomes

Primary

Measure	Time frame
- determination of degree of sleepiness and sleep onset latency on 4 different times of day by using video-oculography (VOG) under standardized conditions of the Maintanance of Wakefulness Test (MWT)	—

Secondary

Measure	Time frame
- detemination of eye closure duration and eye closure frequency on 4 different times of day by using video-oculography (VOG) under standardized conditions of the Maintanance of Wakefulness Test (MWT) - detemination of stability of parameters from VOG in relation to sllep-medical diagnoses	—

Countries

Germany

Contacts

Public ContactIngo Fietze

Charité- Universitätsmedizin Berlin, CCM-CC11, Interdisziplinäres Schlafmedizinisches Zentrum

ingo.fietze@charite.de+49-30-450513122

Outcome results

None listed

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