Impact of Low Back Pain Phenotypes on Function and Quality of Life in Ankylosing Spondylitis

This study aims to better understand different types of low back pain in patients with ankylosing spondylitis. Low back pain is a common problem in these patients and may affect daily activities and quality of life. A total of 200 patients with ankylosing spondylitis who have had low back pain for at least three months will be included in the study. Participants will be evaluated during a single visit. The study will assess pain severity, physical function, and quality of life using standard questionnaires. It will also examine how different pain types are related to these outcomes. The results of this study may help improve the understanding of pain in ankylosing spondylitis and support better patient management.