Table 3.
Surgical result of thoracic and lumbar spinal tuberculosis treated by anterior and posterior instrumentation
| Group A | Group B | P value | |
|---|---|---|---|
| No. patients | 74 | 83 | – |
| Erythrocyte sedimentation rate | |||
| Preoperative (mm/h) | 43.6 ± 6.8 | 42.7 ± 7.3 | >0.05 |
| Postoperative (mm/h) | 83.5 ± 7.1 | 81.8 ± 6.7 | >0.05 |
| 12 weeks postoperative (mm/h) | Normal | Normal | – |
| Excellent (normal life and work activities) and good (physical activities slightly limited ) results at final follow-up | 70 | 78 | >0.05 |
| No symptoms or signs of tuberculosis at final follow-up | 74 | 83 | >0.05 |
| No abnormal radiological findings of spinal tuberculosis at final follow-up | 74 | 83 | >0.05 |
| Fusion level | 4.11 ± 0.67 | 4.21 ± 1.06 | >0.05 |
| Fusion time of bone graft (months) | 5.6 ± 1.2 | 5.4 ± 1.5 | >0.05 |
| Average kyphosis angle (pre/postoperatively (°) | 22.1/10.6* | 7.4/-6.2* | <0.01/<0.01 |
| Average correction (°) | 11.5 ± 2.7 | 12.6 ± 1.2 | <0.01 |
| Average loss of correction, final follow-up (°) | 6.8 ± 1.9** | 6.1 ± 1.3** | <0.01 |
| Wound dehiscence | 1 | 1 | >0.05 |
| Sinus | 1 | 2 | >0.05 |
| Drug complications (liver and renal lesion; gastrointestinal tract reactions) | 4 | 5 | >0.05 |
*Statistically significant differences between preoperative and postoperative average kyphosis angle (Student’s t test, P < 0.01)
**Statistically significant differences between postoperative average kyphosis angle and that at last follow-up (Student’s t test, P < 0.01)