Evaluation of Chronotype and Central Sensitization in Patients With Fibromyalgia Syndrome

Patients' pain intensity (with VAS), quality of life (with SF-12), sleep quality (with Pittsburgh sleep quality scale), anxiety and depression symptoms (with Beck Depression Inventory), cognitive aspect of pain (with Pain Catastrophizing Scale), presence of central sensitization (with the central sensitization scale), functional status (with the Fibromyalgia impact questionnaire), and chronotype preferences will be evaluated with the Morningness and Eveningness Questionnaire.