The Midterm Surgical Outcome of Modified Expansive Open-Door Laminoplasty

Table 2

Preoperative and postoperative clinical and radiographic status ().

Item	Pre-op	Post-op			value
		3 M	12 M	48 M
Axial neck pain
VAS					<0.001
Functional recovery
NDI		—			<0.001
JOA score		—			<0.001
Nurick score		—			<0.001
JOA recovery rate (%)				82.3 ± 16.7
Radiographic change
CL (°)
CSVA (mm)
ROM (°)					<0.001

Data are presented as mean ± standard deviation.
Post-op 48 M versus pre-op.
  was considered statistically significant after test.