Analysis of Cervical Spine Alignment Change after Modified Kurokawa Cervical Laminoplasty in the Patients with Cervical Myelopathy and Straight Cervical Spine
Table 2
Correlation analysis.
Factor A
Factor B
value
C1/2 angle change
Cervical alignment change
-0.4499
0.0465
Preoperative C1/2 angle
Preoperative cervical alignment
-0.7859
<0.0001
Postoperative C1/2 angle
Postoperative cervical alignment
-0.4771
0.0334
C2/4 angle change
Cervical alignment change
0.8086
0.0046
C2/4 ROM change
ROM change
0.2484
0.291
Preoperative T1 slope
Preoperative cervical alignment
0.3972
0.0297
Postoperative T1 slope
Postoperative cervical alignment
0.4063
0.0259
Preoperative T1 slope
Preoperative NFRROM
0.2251
0.2317
Postoperative T1 slope
Postoperative NFRROM
0.4507
0.0124
C2-C7 SVA change
Cervical alignment change
-0.3442
0.0015
Preoperative cervical alignment
Preoperative NFRROM
0.1085
0.5684
Postoperative cervical alignment
Postoperative NFRROM
0.5171
0.0034
“” means , and there was significant correlation between the factors.
