Preoperative outcome index scores
| miPCD | ACF | Statistical significance | |
|---|---|---|---|
| NDI (mean ± SD) | 42.70 ± 21.34 (n = 27) | 47.32 ± 16.68 (n = 22) | P = NS |
| Neck VAS score (mean ± SD) | 4.93 ± 2.98 (n = 24) | 5.24 ± 2.32 (n = 19) | P = NS |
| SF-12 PCS (mean ± SD) | 32.33 ± 8.73 (n = 23) | 31.85 ± 7.91 (n = 15) | P = NS |
| SF-12 MCS (mean ± SD) | 43.38 ± 12.71 (n = 23) | 41.90 ± 11.66 (n = 15) | P = NS |
Abbreviations: ACF, anterior cervical diskectomy or corpectomy with interbody fusion; miPCD, minimally invasive posterior cervical decompression; NS, not significant.