Table 4.
DCS group | Non-DCS group | p value | |
---|---|---|---|
Lordotic angle (°) | 13.6 ± 10.6 | 15.0 ± 12.8 | 0.58 |
Fusion rate ※ (%) | 92.0 | 93.0 | 0.54 |
ASD | 33/50 (66.0 %) | 31/72 (43.0 %) | 0.01 |
ASD-S | 8/50 (16.0 %) | 6/72 (8.3 %) | 0.20 |
※Fusion rate at 6 months postoperatively
ASD indicates adjacent segment degeneration
ASD- S indicates adjacent segment degeneration requiring surgery