Comparison of anterior cervical diskectomy with fusion (ACDF) and laminoplasty treating multilevel cervical spondylotic myelopathy with developmental canal stenosis: a retrospective study

Table 3 Comparison of imaging indexes between the ACDF and LP groups

Comparative indicators	ACDF	LP	P
C2–C7 Cobb angle (°)
Preoperative	15.95 ± 8.51	14.86 ± 8.60	0.688
Final follow-up	21.85 ± 9.94	15.14 ± 8.65	0.025^†
P	0.038^†	0.778
SVA (mm)
Preoperative	14.51 ± 8.47	18.31 ± 9.65	0.191
Final follow-up	18.94 ± 12.56	22.34 ± 15.00	0.443
P	0.118	0.548
T1 slope (°)
Preoperative	23.00 ± 7 .23	25.95 ± 7.54	0.210
Final follow-up	27.00 ± 5.93	23.86 ± 7.39	0.146
P	0.026^†	0.093
cROM (°)
Preoperative	43.16 ± 8.86	45.55 ± 10.53	0.380
Final follow-up	18.47 ± 6.10	40.55 ± 8.87	< 0.001^†
P	< 0.001^†	< 0.001^†

ACDF, Anterior cervical diskectomy with fusion; LP, Laminoplasty; SVA, C2–C7 sagittal vertical axis; cROM, Cervical range of motion; and P, P value
“^†” means P < 0.05, which is statistically significant

ISSN: 1749-799X