Biopsychosocial and Functional Factors Associated with Quality of Life in Individuals with Chronic Low Back Pain

Objective: This study aimed to identify the biopsychosocial and functional factors associated with the physical and mental components of health-related quality of life (HRQoL) in individuals with chronic low back pain (CLBP).Materials and Methods: This cross-sectional study included 120 adults with CLBP. HRQoL was assessed using the 12-Item Short Form Health Survey. Pain intensity, disability, kinesiophobia, fear-avoidance beliefs, anxiety, depressive symptoms, physical activity, balance, and functional mobility were evaluated using standardized questionnaires and clinical tests. Relationships among the variables were examined using Pearson correlation analysis and hierarchical multiple linear regression analysis.Results: The Physical Component Summary score was moderately and negatively associated with kinesiophobia, anxiety, and physical activity-related fear-avoidance beliefs (p