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Matrix for systematic searches to improve the evidence on psychological factors relevant to PSS and related syndromes and disorders.
| Psychological factors (examples) | PSS terms (examples) | ||||
|---|---|---|---|---|---|
| Somatic symptom disorder | Irritable bowel syndrome | Fibromyalgia | … | ||
| Behavioral | Avoidance behavior | Avoidance behavior in SSD | … | ||
| Affective | Alexithymia | … | |||
| Cognitive | Catastrophizing | ||||
| … | … | ||||
