Table 1.
Demographic data and clinical measures scores for the discogenic LBLP group and healthy controls
| Subject | Discogenic LBLP | Healthy controls | P-value |
|---|---|---|---|
| Participants (n) | 25 | 27 | n/a |
| Age | 55.16±1.83 | 52.96±1.63 | 0.727 |
| Sex (male/female) | 13/12 | 15/12 | 0.841* |
| Handedness (right/left) | 25/0 | 25/0 | n/a |
| Duration of symptoms (months) | 37.08±10.23 | n/a | n/a |
| Barthel index | 86.80±2.67 | 100±0.0 | <0.0001 |
| VAS scores | 5.78±0.21 | 0±0 | <0.0001 |
| JOA scores | 13.72±1.13 | 28.96±0.04 | <0.0001 |
| Subjective symptom | 3.60±0.37 | 8.96±0.05 | <0.0001 |
| Physical sign | 4.20±0.29 | 6±0 | <0.0001 |
| Daily activities | 6.04±0.72 | 14±0 | <0.0001 |
| Bladder dysfunction | −0.12±0.60 | 0±0 | 0.303 |
| Mean head motion (mm) | 0.434±0.004 | 0.375±0.004 | 0.322 |
| ICV (mm3) | 0.774±0.007 | 0.782±0.004 | 0.323 |
Notes:
*
χ2 test. Data presented as number or mean ± standard error.
Abbreviations: ICV, intracranial volume; JOA, Japanese Orthopaedic Association; LBLP, low-back and leg pain; n/a, not applicable; VAS, visual analog scale.