Table 2 The clinical data of patients in two groups
| Â | Group A (N = 42) | Group B (N = 40) | P value |
|---|---|---|---|
Blood loss(ml) | 660.7 ± 116.4 | 963.3 ± 93.1 | 0.000 < 0.05 |
Operation time(min) | 166.2 ± 18.9 | 237.0 ± 22.4 | 0.000 < 0.05 |
Hospitalization (days) | 14.1 ± 2.7 | 18.6 ± 2.6 | 0.000 < 0.05 |
Duration of follow-up (months) | 97.9 ± 11.8 | 100.1 ± 13.3 | 0.294 |
Fusion time (months) | 8.5 ± 1.6 | 8.2 ± 1.4 | 0.364 |
ESR (mm/h) | Â | Â | Â |
 Pre | 65.1 ± 7.7 | 65.8 ± 8.7 | 0.718 |
 TMP | 10.1 ± 2.9 | 9.5 ± 2.7 | 0.322 |
CRP (mg/l) | Â | Â | Â |
 Pre | 41.5 ± 12.9 | 44.2 ± 9.9 | 0.311 |
 TMP | 5.0 ± 1.7 | 5.3 ± 1.8 | 0.441 |