ACDF | HS1 | HS2 | P | |
---|---|---|---|---|
Gender (M/F) | 17/15 | 17/19 | 14/11 | 0.779 |
Age (years) | 57.2 ± 8.3 | 55.5 ± 7.5 | 55.2 ± 12.6 | 0.695 |
BMI (kg/m2) | 24.8 ± 3.4 | 25.3 ± 3.3 | 26.0 ± 1.6 | 0.658 |
DM (n) | 3 | 7 | 4 | 0.505 |
Smoking (n) | 6 | 10 | 5 | 0.631 |
Follow-up (months) | 74.5 ± 9.6 | 78.3 ± 8.5 | 76.0 ± 6.3 | 0.205 |
Operated segments | 0.295 | |||
C3–C6 (n) | 7 | 11 | 4 | 0.403 |
C3–C6: CCD/CDC/DCCa | / | 2/7/2 | / | |
C3–C6: DDC/DCD/CDDa | 2/1/1 | |||
C4–C7 (n) | 25 | 25 | 21 | |
C4–C7: CDC/DCCa | / | 3/22 | / | |
C4–C7: DDC/DCD/CDDa | / | / | 13/7/1 | |
Operation time (min) | 101.1 ± 21.1 | 107.3 ± 17.8 | 122.0 ± 13.0 | 0.063 |
Blood loss (ml) | 71.3 ± 37.1 | 86.8 ± 73.5 | 85.0 ± 36.4 | 0.538 |