Table 1 Comparisons of clinical results between the two groups
Clinical features | Group A (n=24) | Group B (n=24) | p value |
|---|---|---|---|
Age (years), mean (SD) | 61.0±12.6 | 60.5±10.1 | 0.89 |
VAS score for neck | |||
Preoperative | 4.0±1.6 | 3.7±1.3 | 0.62 |
Postoperative | 1.6±0.9 | 1.6± 1.1 | 0.89 |
2-year follow-up | 0.8±0.6 | 0.9 ± 0.7 | 0.66 |
VAS score for arm | |||
Preoperative | 5.9±1.7 | 5.6±1.9 | 0.632 |
Postoperative | 3.5±1.2 | 2.0±1.0 | 0.0 |
2-year follow-up | 1.5±0.7 | 0.7± 0.6 | 0.0 |
Follow-up duration (mon) | 31.3 ± 5.0 | 30.9 ±5.6 | 0.81 |
Operative duration (min) | 98.9 ± 15.3 | 112.5 ± 12.0 | 0.001 |
Operation blood loss (ml) | 176.3± 53.4 | 188.1±79.4 | 0.55 |
Postoperative drainage amount (ml) | 298.8± 86.6 | 275.4± 71.4 | 0.31 |
JOA | |||
Preoperative | 9.3± 2.1 | 9.7± 2.0 | 0.58 |
Postoperative | 12.7 ± 2.1 | 13.6 ± 1.9 | 0.11 |
JOA recovery rates | 43.5% ± 22.3% | 54.3% ± 19.0% | 0.76 |