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Indicator tests for the grading system for human assumed central sensitisation in patients with chronic low back pain.
| Indicator Tests | ||
|---|---|---|
| Hypersensitivity | Pressure pain threshold (PPT) | |
| Temporal summation | Wind-up ratio (WUR) | Positive WUR |
| Reduced pain inhibition | Conditioned pain modulation (CPM) | Negative CPM |
| Questionnaire | Central Sensitisation Inventory (CSI) | Score ≥ 40 |
