Objective: To explore the influence of chronic pain on over-general autobiographical memory and the mediating effect of working memory in this relationship. Methods: Totally 331 chronic pain patients and 333 healthy controls were recruited in this cross-sectional study. They completed the Pain Assessment Protocol(PAP), the Visual Analogue Scale (VAS), the Working Memory Index(WMI) and the Autobiographical Memory Test(AMT). Results:①The chronic pain patients scored significantly lower in WMI and higher in over-general memory(OGM) of AMT than th...