Asian Spine J > Volume 15(6); 2021 > Article |
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Characteristic | TS group | BS group | p-value |
---|---|---|---|
Level affected | |||
Cervical | 8 (11) | 1 (2.3) | 0.1 |
Thoracic | 39 (53.4) | 15 (34.1) | 0.04 |
Lumbar | 36 (49.3) | 32 (72.7) | 0.01 |
Sacral | 7 (9.6) | 4 (9.1) | 1 |
Associated sacroiliitis | 3 (4.1) | 3 (6.8) | 0.6 |
No. of involved vertebrae | 2.4±1.1 | 2.1±0.6 | 0.04 |
Initial imaging findings | |||
Bony sequestrum | 17 (23.3) | 4 (9.1) | 0.05 |
Posterior vertebral arch involvement | 18 (24.7) | 4 (9.1) | 0.03 |
Spinal epiduritis | 43 (58.9) | 20 (45.5) | 0.1 |
Paravertebral abscess | 39 (53.4) | 17 (38.6) | 0.1 |
Psoas abscess | 15 (20.5) | 8 (18.2) | 0.7 |
Vertebral body osteolysis | 55 (75.3) | 29 (65.9) | 0.2 |
Vertebral compaction | 16 (21.9) | 1 (2.3) | 0.003 |
Spinal cord compression | 26 (35.6) | 5 (11.4) | 0.004 |
Nerve root compression | 8 (11) | 7 (16) | 0.4 |
Follow-up imaging resultsa) | 45 (61.6) | 28 (63.6) | - |
Regression or disappearance of epidural involvement | 33 (73.3) | 14 (50) | 0.04 |
Regression or disappearance of soft tissue damage | 30 (66.7) | 19 (67.9) | 0.9 |
Worsening or appearance of a disc pinch | 20 (44.4) | 9 (32.1) | 0.2 |
Worsening of the destruction of vertebral bodies | 7 (15.6) | 8 (28.6) | 0.1 |
Worsening or appearance of vertebral compaction | 20 (44.4) | 3 (10.7) | 0.003 |