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| Variables | Pain-free (n=70) | High impact chronic pain (n=201) | Osteoarthritis pain (n=81) |
|---|---|---|---|
| Erythrocyte count, 106/L | <300 | <300 | <300 |
| Leucocyte count, 106/L, mean (SD) | 0.2 (1.0) | 0.3 (1.4) | 0.3 (1.6) |
| Total protein, g/L, mean (SD) | 0.4 (0.1) | 0.4 (0.2) | 0.5 (0.2) |
| Glucose, mmol/L, mean (SD) | 3.4 (0.7) | 3.4 (0.5) | 3.7 (0.6) |
CSF, cerebrospinal fluid; DANPAIN, the Danish Pain Research Biobank; SD, standard deviation.
