Research Article

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.

ODLFDL

Case number2535
mJOA score
Preoperative0.9845
Final follow-up0.545
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 infection210.565
Axial symptoms320.640
C5 palsy111.000

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.