ACDF | HS1 | HS2 | P | |
---|---|---|---|---|
ROM at pre-op (°) | 38.6 ± 10.3 | 44.7 ± 13.4 | 40.5 ± 10.6 | 0.153 |
ROM at final follow-up (°) | 24.0 ± 6.3bb | 29.0 ± 9.1bb | 32.7 ± 9.9b | 0.124 |
ΔROM | − 16.2 ± 10.0 | − 15.8 ± 14.3 | − 7.8 ± 8.5 | 0.488 |
UROM at pre-op (°) | 9.8 ± 4.7 | 9.3 ± 4.4 | 8.7 ± 3.4 | 0.867 |
UROM at final follow-up (°) | 11.6 ± 4.0 | 8.4 ± 3.3 | 8.5 ± 4.9 | 0.044 |
ΔUROM | 1.7 ± 7.0 | − 1.0 ± 4.7 | − 0.3 ± 4.0 | 0.389 |
LROM at pre-op (°) | 6.9 ± 3.6 | 6.5 ± 4.3 | 5.9 ± 3.1 | 0.858 |
LROM at final follow-up (°) | 9.6 ± 3.3 | 4.9 ± 3.8 | 6.4 ± 3.1 | 0.002 |
ΔLROM | 1.8 ± 6.4b | − 2.1 ± 4.0 | 0.1 ± 2.9 | 0.078 |
OPCL at pre-op (°) | 3.3 ± 10.9 | 8.2 ± 8.5 | 1.7 ± 12.7 | 0.106 |
OPCL at final follow-up (°) | 9.4 ± 7.0 | 13.8 ± 7.6 | 11.9 ± 13.8 | 0.142 |
ΔOPCL | 6.9 ± 10.0b | 5.2 ± 8.0bb | 8.2 ± 7.6b | 0.688 |
ASD (n) | 20 | 22 | 17 | 0.707 |
Upper ASD (n) | 6 | 13 | 9 | 0.224 |
Lower ASD (n) | 14 | 14 | 10 | 0.916 |