Table 3.
The clinical results of both groups.
| Group A | Group B | P value | |
|---|---|---|---|
| Case (n) | 43 | 31 | |
| Pre-operative ESR (mm/h) | 46.72±10.18 | 47.39±8.12 | P>0.05 |
| Post-operative ESR (mm/h) | Normal | Normal | – |
| Bone fusion time (months) | 5.12±1.4 | 4.58±1.09 | P>0.05 |
| Preoperative kyphosis angle (°) | −0.77±8.98 | −0.06±9.87 | P>0.05 |
| Postoperative kyphosis angle (°) | 9.81±5.9# | 8.9±7.76# | P>0.05 |
| The final follow-up kyphosis angle (°) | 8.35±6.19* | 7.32±8.06* | P>0.05 |
| Average correction of kyphosis angle (°) | 10.19±4.58 | 8.87±2.81 | P>0.05 |
| Average loss of the correction (°) | 1.41 | 1.06 | P>0.05 |
| Surgical time (min) | 178.49±30.01 | 242.26±27.65 | P<0.01 |
| Loss of blood (ml) | 479.53±107.72 | 798.71±129.56 | P<0.01 |
| Hospital stay (day) | 18.67±2.52 | 20.55±2.96 | P<0.01 |
| Relapse (n) | 3 | 2 | P>0.05 |
| Complications (n) | 2 | 4 | P>0.05 |
| Ileus | 0 | 1 | – |
| Wound dehiscence | 1 | 2 | – |
| Mixed infection | 0 | 0 | – |
| Leakage of cerebrospinal fluid | 1 | 0 | – |
| Vascular injury | 0 | 0 | – |
| Erectile dysfunction | 0 | 0 | – |
| Pneumonia | 0 | 1 | – |
#
There is significant statistical different between preoperative and postoperative kyphosis angle (Student’s t-test P<0.05);
*
there is significant statistical different between preoperative and final follow-up kyphosis angle (Student’s t-test P<0.05).