Table 1.
Patient characteristics.
| Total population | CPM <12% | CPM ≥12% | |
|---|---|---|---|
| Men/women (n) | 33/20 | 28/18 | 5/2 |
| Age (y)—mean (SD) | 62.2 (10.9) | 62.0 (11.3) | 63.6 (8.8) |
| Weight (kg)—mean (SD) | 82.8 (17.0) | 84.4 (17.2) | 71.1 (12.2) |
| Height (cm)—mean (SD) | 174.4 (8.9) | 174.8 (9.0) | 172.1 (9.0) |
| Disease duration (y)—mean (SD) | 20.5 (17.4) | 19.9 (16.7) | 24.4 (22.6) |
| PainDetect | |||
| Pain score (mm)—mean (SD) | 64.0 (11.2) | 64.3 (11.1) | 61.4 (12.2) |
| Neuropathic symptom score—mean (SD) | 10.3 (5.7) | 11.1 (5.7) | 5.6 (3.6) |
| Score 13–18 (n, %) | 9 (17.0) | 9 (19.6) | 0 (0) |
| Score 19–38 (n, %) | 5 (9.4) | 5 (10.9) | 0 (0) |
| NPSI overall—mean (SD) | 0.2 (0.2) | 0.3 (0.2) | 0.2 (0.2) |
| Burning pain | 0.2 (0.3) | 0.2 (0.3) | 0.1 (0.1) |
| Deep pressing pain | 0.3 (0.2) | 0.3 (0.2) | 0.2 (0.1) |
| Paroxysmal pain | 0.3 (0.3) | 0.3 (0.3) | 0.2 (0.2) |
| Evoked pain | 0.2 (0.2) | 0.2 (0.2) | 0.1 (0.2) |
| Paresthesia/dysesthesia | 0.2 (0.2) | 0.2 (0.2) | 0.1 (0.2) |
| RMDQ—mean (SD) | 11.4 (4.7) | 11.0 (4.4) | 13.7 (6.6) |
CPM, conditioned pain modulation; NPSI, Neuropathic Pain Symptom Inventory; RMDQ, Roland–Morris Disability Questionnaire.