Inclusion Criteria:  Diagnosed with primary Sjogren's syndrome by an experienced rheumatologist according to European League Against Rheumatism (EULAR) ve American College of Rheumatology (ACR) criteria Being 40 years or older.  Exclusion Criteria:  Pregnancy, Malignancy, Presence of other rheumatological diseases, Presence of diabetes mellitus Presence of neurological problems Presence of osteoarthritis