About this trial
Prospective longitudinal observational registry study of all patients with sleep disorders treated in the Mainz Comprehensive Epilepsy and Sleep Medicine Center with the focus on the course of the disease and quality of life.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
patients with narcolepsy
patients with other neurological sleep disorders
Disqualifiers
patients aged <18 years
patients who cannot provide informed consent and don't have a legal guardian
Trial population
All patients treated in Mainz Comprehensive Epilepsy and Sleep Medicine Center
Trial design
Case-control
Prospective
Treatments tested in this trial
Implantation of vagus nerve stimulation according to clinical indication
Deviceno interventions, only observation
Treatment groups
Trial outcomes
Primary outcomes
Excessive daytime sleepiness (EDS) as measure by Epworth Sleepiness Scale (ESS) after 3 months (rating from 0 (no sleepiness) to 24 (severe sleepiness))
EDS measure by ESS at the follow-up after 3 months
European Quality of Life 5 dimensions Index (EQ 5D Index)
health-related quality of life measured by EQ5D-Index (European Quality of Life 5 dimensions), rating from 0 (worst possible state) to 1 (best possible state)
Excessive daytime sleepiness (EDS) as measure by Epworth Sleepiness Scale (ESS) after 6 months
EDS measure by ESS at the follow-up after 6 months (rating from 0 (no sleepiness) to 24 (severe sleepiness))
European Quality of Life 5 dimensions Index (EQ 5D Index)
health-related quality of life measured by EQ5D-Index (European Quality of Life 5 dimensions), rating from 0 (worst possible state) to 1 (best possible state)
Secondary outcomes
Multidimensional Fatigue Inventory
Multidimensional Fatigue Inventory: 20-item self-report instrument designed to measure fatigue. Measures range from 0-100, representing more severe fatigue at higher scores
Multidimensional Fatigue Inventory
Multidimensional Fatigue Inventory: 20-item self-report instrument designed to measure fatigue. Measures range from 0-100, representing more severe fatigue at higher scores
Beck Depression Inventory II
Beck Depression Inventory II: higher scores correspond to more severe depression (range 0-63)
Beck Depression Inventory II
Beck Depression Inventory II: higher scores correspond to more severe depression (range
Sponsors and contacts
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