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Overgeneral autobiographical memory in patients with chronic pain
Xianhua Liu1, Yanling Liu, Li Li
1School of Education Science, Hunan Normal University, Changsha, China; Department of Educational Science, Hengyang Normal University, Hengyang, China.
Pain Medicine (Malden, Mass.)
|February 11, 2014
Summary
Patients with chronic pain exhibit overgeneral and delayed autobiographical memory retrieval. Negative emotions and pain characteristics significantly influence these memory retrieval patterns.
Area of Science:
- Cognitive Psychology
- Clinical Neuroscience
- Pain Research
Background:
- Overgenerality and delayed retrieval of autobiographical memory (AM) are observed in emotional disorders.
- These memory retrieval patterns have not been extensively studied in chronic pain populations.
Purpose of the Study:
- To investigate whether chronic pain patients exhibit overgeneral or delayed autobiographical memory retrieval.
- To identify factors contributing to altered AM retrieval in chronic pain.
Main Methods:
- Observational, cross-sectional study comparing 176 chronic pain outpatients with 170 healthy controls.
- Autobiographical Memory Test (AMT) used to assess AM retrieval.
- Pain (SF-MPQ, PSEQ) and emotion (BDI-II, BAI) assessments conducted.
Main Results:
- Chronic pain patients showed significantly more overgeneral memories (OGMs) and longer retrieval latency compared to controls.
- In chronic pain patients, OGM was predicted by depression (BDI-II), pain chronicity, pain self-efficacy (PSEQ), and pain affect (SF-MPQ).
- Memory latency in chronic pain was predicted by age, pain chronicity, pain duration, and pain self-efficacy (PSEQ).
Conclusions:
- Autobiographical memory retrieval is characterized by overgenerality and delay in individuals with chronic pain.
- Negative emotional states and specific chronic pain characteristics contribute to altered AM retrieval styles.
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