|
Height of intervertebral space, mean ± SD, mm
|
|
Pre.
|
4.04 ± 1.41
|
3.94 ± 1.52
|
.754
|
|
Post. 1w
|
7.59 ± 1.32
|
6.53 ± 1.20
|
< 0.01
|
|
Post. 3 m
|
6.78 ± 1.28
|
5.92 ± 1.21
|
.002
|
|
Post. 6 m
|
6.06 ± 1.34
|
5.59 ± 1.34
|
.094
|
|
Post. 12 m
|
5.65 ± 1.18
|
5.34 ± 1.39
|
.254
|
|
Post. 24 m
|
5.26 ± 1.25
|
5.16 ± 1.34
|
.724
|
|
Cage subsidence, mean ± SD, mm
|
|
Post. 3 m
|
0.82 ± 0.68
|
0.58 ± 0.81
|
.127
|
|
Post. 6 m
|
0.64 ± 0.77
|
0.34 ± 0.46
|
.026
|
|
Post. 12 m
|
0.48 ± 0.43
|
0.25 ± 0.28
|
.005
|
|
Post. 24 m
|
0.45 ± 0.47
|
0.17 ± 0.32
|
.002
|
|
C2–C7 Cobb angle, mean ± SD, °
|
|
Pre.
|
6.02 ± 9.18
|
6.57 ± 9.25
|
.778
|
|
Post. 1w
|
15.29 ± 8.84
|
10.28 ± 6.33
|
.004
|
|
Post. 24 m
|
7.29 ± 8.66
|
6.24 ± 6.63
|
.523
|
|
Average score of unoperated intervertebral disc degeneration Pfirrmann score
|
|
Pre.
|
2.58 ± 0.96
|
2.30 ± 0.92
|
0.174
|
|
Post. 24 m
|
3.08 ± 0.84
|
2.38 ± 0.49
|
0.000
|
