Table 1 Definitions of the different QST procedures
QST procedure | Definition |
|---|---|
Pain threshold | The minimum intensity of a stimulus that is perceived as painful |
Pain tolerance | The maximum intensity of a pain-producing stimulus tolerated |
Temporal summation | Increases in subjective pain response during repetitive pain-producing stimuli |
Conditioned pain modulation | Decreases (inhibitory) or increases (facilitatory) of the pain response during the application of pain-producing conditioning stimulus |