The Effect of Telerehabilitation Based Physical Activity Training Associated With Single and Dual Task Training on Physical and Cognitive Functions in Individuals With Primary Sjögren's Syndrome

It was aimed to investigate the effectiveness of telerehabilitation-based single and dual-task training, combined with physical activity training, on symptom severity, functional status, fatigue, quality of life, cognitive level, sleep, self-efficacy, and satisfaction levels in individuals with Primary Sjögren's Syndrome.

Inclusion Criteria: * Being diagnosed with Primary Sjögren's Syndrome according to the 2016 ACR/EULAR classification criteria, * Having a salivary gland incisional biopsy graded as Grade 3 or 4 according to the Chisholm-Mason classification, * Being between 18 and 65 years of age, * Having no other concomitant diseases that could affect physical functions, * Having a stable medication regimen for at least 3 months or longer, * Providing voluntary consent to participate in the study, * Having internet access and the ability to use a smartphone. Exclusion Criteria: * Refusal to participate in the study,Severe psychiatric conditions that prevent participation (e.g., psychotic disorders), * Cognitive impairment severe enough to affect cooperation, * Psychiatric illness severe enough to affect cooperation, * Being pregnant,Inability to understand or speak Turkish, * Using a walking aid,Diseases affecting the central nervous system (e.g., multiple sclerosis, Parkinson's disease), * Heart failure or lung pathology at a level that affects activities of daily living, * Having any musculoskeletal, orthopedic, neurological, or psychological disease that could prevent participation in exercise, * Having an additional concomitant rheumatic disease, * Having undergone surgical or arthroscopic operations within the last 1 year, * Presence of malignancy, * Smoking or alcohol consumption.