Comparative Five-Year Surgical Outcomes of Open-Door versus French-Door Laminoplasty in Multilevel Cervical Spondylotic Myelopathy
Table 2
The results of neurological function, radiographic data, and postoperative complications.
ODL
FDL
Case number
25
35
mJOA score
Preoperative
0.9845
Final follow-up
0.545
Recovery rate of mJOA score at the final follow-up (%)
0.177
Radiographic data
Preoperative Cobb angle (°)
0.8288
Cobb angle at the final follow-up (°)
0.778
Loss of Cobb angle at the final follow-up (°)
0.9963
Loss rate of Cobb angle at the final follow-up (%)
0.600
Preoperative cervical ROM (°)
0.512
Cervical ROM at the final follow-up (°)
0.198
Loss of cervical ROM at the final follow-up (°)
0.038
Loss rate of cervical ROM at the final follow-up (%)
0.003
Postoperative complication (case numbers)
Incision infection
2
1
0.565
Axial symptoms
3
2
0.640
C5 palsy
1
1
1.000
Compared with preoperative, ; comparison between two groups, . ODL: Open-Door laminoplasty; FDL: French-Door laminoplasty; mJOA score: modified Japanese Orthopaedic Association score; ROM: range of motion.