Table 4.
Radiological and clinical findings according to signal intensity
| SI grade | G0 (n = 70) | G1 (n = 47) | G2 (n = 74) | p-value |
|---|---|---|---|---|
| No. of compression lesions | 3.61 ± 0.99 | 3.51 ± 1.09 | 3.36 ± 0.97 | 0.319 |
| Preop JOA | 12.09 ± 2.13 | 11.11 ± 2.32 | 10.09 ± 2.33 | < 0.001* |
| Postop JOA | 15.89 ± 1.02 | 14.64 ± 1.65 | 14.11 ± 1.92 | < 0.001* |
| Recovery rate (%) | 92.93 ± 6.35 | 83.35 ± 12.24 | 79.82 ± 15.26 | < 0.001* |
| ROM on dynamic x-ray | 27.68 ± 9.99 | 33.88 ± 15.89 | 43.61 ± 14.43 | < 0.001* |
| ROM on MRI | 30.34 ± 12.31 | 35.05 ± 15.63 | 45.04 ± 18.90 | < 0.001* |
Values are presented as mean±standard deviation.
SI, signal intensity; JOA, Japanese Orthopaedic Association; ROM, range of motion; MRI, magnetic resonance imaging.
*
p<0.05, statistically significant differences.