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Analysis and comparison of imaging characteristics in different periods.
| Time | Anterior group (n = 34) | Posterior group (n = 22) | ||
|---|---|---|---|---|
| Vertebral column height (mm) | Curvature of the cervical spine | Vertebral column height (mm) | Curvature of the cervical spine | |
| Preoperative | 71.2 ± 1.3 | 23.4 ± 7.8 | 70.2 ± 5.2 | 24.3 ± 7.8 |
| 2 weeks after surgery | 73.4 ± 2.5 | 19.5 ± 7.8 | 71.4 ± 3.9 | 24.6 ± 6.8 |
| Last follow-up | 72.1 ± 4.2 | 21.4 ± 8.2 | 69.6 ± 3.9 | 25.3 ± 6.6 |
