The Serial Mediating Roles of Pain Acceptance and Pain Self-Efficacy in the Relationship Between Concerns About Pain and Well-Being in Pain Among Individuals With Chronic Pain: A Structural Equation Modeling Study

Inclusion Criteria: * Individuals aged 18 years and older, * Having chronic pain that has persisted or recurred for at least three months, * Being followed up for chronic pain at the Physical Therapy and Rehabilitation Outpatient Clinic, * Able to read and understand Turkish and communicate at a level sufficient to complete data collection forms, * And agreeing to participate in the research voluntarily will be included. Exclusion Criteria: * Individuals with pain lasting less than three months or experiencing only acute pain, * Individuals with cancer-related pain, * Individuals in the palliative or terminal stage, * Individuals who have undergone major surgery within the last three months and still experience acute/postoperative pain related to the surgery, * Individuals with cognitive or communication impairments that would prevent them from understanding the research questions and independently responding to the data collection instruments will be excluded.