The Impact of Good Versus Poor Sleep Quality on Quality of Life, Depression, and Fatigue in Individuals With Multiple Sclerosis

This cross-sectional study was conducted to examine the effects of good and poor sleep quality on quality of life, depression, and fatigue in individuals with multiple sclerosis. The study was conducted at the Multiple Sclerosis (n=121) Outpatient Clinic of the Health Research and Application Center at the Trakya University between July 15, 2025, and December 30, 2025, with patients who were receiving outpatient treatment, had no communication difficulties, and agreed to participate in the study. These patients were provided with an "Informed Consent Form" "Pittsburgh Sleep Quality Index," "SF-12 Quality of Life Scale," "Beck Depression Scale," and "Fatigue Impact Scale." Participants were informed about the purpose of the study, and if they agreed to participate, they were asked to complete the questionnaire forms.