Table 1 Comparison of the cervical sagittal parameters between pre-operation and final follow-up
From: Subaxial lordosis loss and influence factors after posterior atlantoaxial fusion
Pre-operation | Final follow-up | t value | P value | |
|---|---|---|---|---|
C0–C2 (°) | 21.6 ± 16.4 | 28.3 ± 8.6 | − 1.536 | 0.137 |
C1–C2 (°) | 12.4 ± 17.6 | 17.5 ± 7.3 | − 1.124 | 0.273 |
C2–C7 (°) | 15.3 ± 12.9 | 16.4 ± 11.1 | − 0.292 | 0.772 |
C0–C7 (°) | 36.8 ± 19.7 | 44.9 ± 13.2 | − 1.453 | 0.157 |
C2–C7 SVA (mm) | 13.4 ± 14.7 | 15.1 ± 11.7 | − 0.376 | 0.709 |
T1S (°) | 22.8 ± 8.2 | 23.5 ± 7.3 | − 0.258 | 0.798 |
NT (°) | 50.8 ± 9.5 | 51.9 ± 8.9 | − 0.361 | 0.720 |
TIA (°) | 73.6 ± 11.1 | 75.4 ± 10.0 | − 0.505 | 0.617 |