Chronic pain acceptance questionnaire: confirmatory factor analysis, reliability, and validity in Italian subjects with chronic low back pain.

Study Design: Cross-sectional evaluation of the psychometric properties of a translated questionnaire.

Objective: To validate the Italian version of the Chronic Pain Acceptance Questionnaire (CPAQ) to allow its use with Italian-speaking patients with chronic low back pain (LBP).

Summary Of Background Data: Growing attention is being given to cognitive-behavioral measures to improve interventions for LBP.