From: Application of open-door laminoplasty with ARCH plate fixation in cervical intraspinal tumors
Items | Pre-operation | 3Â Month after operation | 12Â Months after operation | 24Â Months after operation | Pre-operation vs 24Â months after operation | Â |
---|---|---|---|---|---|---|
 | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | t | P |
VAS | 6.1 ± 1.1 | 2.1 ± 0.9 | 1.5 ± 0.8 | 1.4 ± 0.7* | 32.63 | < 0.0001 |
JOA scores | 9.9 ± 1.5 | 13 ± 1.1 | 15.1 ± 0.8 | 15.5 ± 0.6* | − 18.36 | < 0.0001 |
Cobb angle (°) | 9.8 ± 2.6 | 9.7 ± 2.1 | 10.1 ± 2.7 | 10.3 ± 3.1 | − 0.61 | 0.581 |