Table 2.
Postoperative data of patients
| Group A | Group B | Group C | Statistical value | PA-B/PA-C/PB-C | |
|---|---|---|---|---|---|
| Follow-up period (months) | 75.4 ± 11.8 | 76.5 ± 11.2 | 76.0 ± 11.5 | F = 0.111, P = 0.895 | -/-/- |
| Operation period (min) | 189.1 ± 27.2 | 161.8 ± 24.6 | 163.3 ± 23.3 | F = 15.572, P = 0.000 | < 0.05/ < 0.05/ > 0.05 |
| Intraoperative blood loss (ml) | 946.3 ± 185.2 | 788.9 ± 139.8 | 777.5 ± 130.6 | F = 15.627, P = 0.000 | < 0.05/ < 0.05/ > 0.05 |
| ESR (mm/h) | |||||
| 3-month postoperative | 11.5 ± 3.0* | 12.4 ± 3.3* | 11.9 ± 2.8* | F = 0.883, P = 0.416 | -/-/- |
| Final follow-up | 4.2 ± 1.5* | 4.7 ± 1.6* | 4.5 ± 1.8* | F = 1.134, P = 0.325 | -/-/- |
| CRP (mg/L) | |||||
| 3-month postoperative | 4.5 ± 1.3* | 4.7 ± 1.2* | 4.6 ± 1.2* | F = 0.259, P = 0.772 | -/-/- |
| Final follow-up | 1.8 ± 0.7* | 1.9 ± 0.6* | 1.9 ± 0.9* | F = 0.322, P = 0.726 | -/-/- |
| JOA | |||||
| Final follow-up | 27.1 ± 1.8* | 27.3 ± 2.0* | 27.3 ± 1.9* | F = 0.158, P = 0.854 | -/-/- |
| ODI | |||||
| Final follow-up | 9.9 ± 1.5* | 10.0 ± 1.7* | 10.2 ± 1.7* | F = 0.389, P = 0.679 | -/-/- |
| VAS | |||||
| One day postoperative | 8.5 ± 0.9 | 6.0 ± 1.1 | 5.9 ± 1.0 | F = 85.732, P = 0.000 | < 0.05/ < 0.05/ > 0.05 |
| Final follow-up | 0.9 ± 0.8* | 0.9 ± 0.7* | 0.9 ± 0.7* | F = 0.074, P = 0.929 | -/-/- |
| Lordosis angle (°) | |||||
| Postoperative immediately | 29.8 ± 4.3* | 29.6 ± 4.2* | 30.7 ± 6.8* | F = 0.501, P = 0.606 | -/-/- |
| Final follow-up | 27.0 ± 3.8* | 26.8 ± 4.6* | 30.0 ± 6.6* | F = 4.877, P = 0.009 | > 0.05/ < 0.05/ < 0.05 |
| Correction rate (%) | 46.5 ± 10.8 | 46.4 ± 12.5 | 47.5 ± 7.6 | F = 0.138, P = 0.872 | -/-/- |
| Correction loss (°) | 2.9 ± 1.0 | 3.1 ± 0.8 | 0.8 ± 0.7 | F = 97.452, P = 0.000 | > 0.05/ < 0.05/ < 0.05 |
| Fusion period (months) | 9.7 ± 2.4 | 24.7 ± 4.2 | 9.5 ± 2.7 | F = 312.363, P = 0.000 | < 0.05/ > 0.05/ < 0.05 |
* Analyzed by paired t test, compared with preoperatively, p < 0.05