Reliability and Validity of the Turkish Version of General Sleep Disturbance Scale (GSDS-T) in Multiple Sclerosis

Recruiting now

Conditions studied: Multiple Sclerosis, Sleep Disturbance

In brief

The GSDS-T was developed by Lee KA to assess difficulty falling asleep, waking up during sleep, sleep quality, and daytime alertnes. The Turkish validity and reliability of the scale have been conducted on stroke patients but not on multiple sclerosis patients. The aim of this study is to investigate the validity and reliability of the Turkish version of general sleep disturbance scale (GSDS-T) in patients with multiple sclerosis

Key facts

Study ID

NCT06875908

Run by

Istanbul Medeniyet University

People needed

126

Starts

2025-04-15

Expected to finish

2025-08-10

Last updated by the study team

2025-06-17

Who can join

Age: 18 and older, up to 65. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Individuals over the age of 18 who have been diagnosed with Multiple Sclerosis for at least two years,
• Those with an EDSS score >2.
• Those without symptoms of insomnia according to the Diagnostic and Statistical Manual of Mental Disorders-5 (DSM-5) diagnostic criteria
• Individuals whose native language is Turkish and who have the ability to speak and understand.

You may not qualify if…

• Those with severe spasticity,
• Those with vision and hearing problems,
• Those with a known mental illness (major depression, schizophrenia, psychosis, etc.),
• Those in an acute relapse phase,
• Those using dietary supplements,
• Those using tranquilizers or immunosuppressants.

Where it is running

• Bağcılar Training and Research Hospital — Bağcılar, Istanbul, Turkey (Türkiye) (enrolling)

Full record on ClinicalTrials.gov

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