Parameter | AS group | No-AS group | P value |
---|---|---|---|
Age (years) | 46.9 ± 5.3 | 44.3 ± 6.2 | 0.571 |
Gender (male/female) | 11/13 | 12/16 | 0.829 |
Operated segment | 0.960 | ||
C4/C5 | 5 | 5 | |
C5/C6 | 11 | 13 | |
C6/C7 | 8 | 10 | |
Operation time (min) | 70.3 ± 9.6 | 68.5 ± 11.3 | 0.163 |
Follow-up (years) | 5.9 ± 0.6 | 5.6 ± 0.3 | 0.112 |