Table 1 The preoperative and follow-up parameters in Group M and Group I
From: Mechanisms of compensatory for cervical lordosis changes after laminectomy with fusion
Characteristics | Total (43) | Group M (14) | Group I (29) | P value |
|---|---|---|---|---|
Age (years) | 65.51 ± 9.80 | 65.07 ± 7.96 | 65.72 ± 10.70 | 0.841 |
Gender (Male/Female) | 25/18 | 6/8 | 19/10 | 0.163 |
Follow up period (months) | 20.63 ± 6.53 | 19.50 ± 6.35 | 21.17 ± 6.66 | 0.438 |
Numbers of levels operated (n) | 4.63 ± 0.49 | 4.43 ± 0.51 | 4.72 ± 0.45 | 0.062 |
Operated level | 0.063 | |||
C3-6 | 16 | 8 | 8 | |
C3-7 | 27 | 6 | 21 | |
Preoperative value | ||||
C2-7(degree) | 14.99 ± 12.16 | 15.92 ± 11.76 | 14.54 ± 12.53 | 0.731 |
O-C2(degree) | 26.87 ± 8.81 | 26.99 ± 7.80 | 26.81 ± 9.38 | 0.950 |
T1S(degree) | 29.40 ± 8.59 | 31.49 ± 11.85 | 28.38 ± 6.51 | 0.372 |
cSVA(mm) | 19.78 ± 9.94 | 22.92 ± 8.87 | 18.26 ± 10.21 | 0.152 |
mJOA | 13.12 ± 1.1.52 | 13.21 ± 1.72 | 13.07 ± 1.44 | 0.772 |
Final follow-up | ||||
C2-7(degree) | 9.77 ± 11.06 | 10.99 ± 9.79 | 9.18 ± 11.74 | 0.622 |
O-C2(degree) | 31.36 ± 7.82 | 27.80 ± 6.75 | 33.08 ± 7.82 | 0.036 |
T1S(degree) | 26.62 ± 8.11 | 24.55 ± 8.74 | 27.61 ± 7.75 | 0.251 |
cSVA(mm) | 22.94 ± 12.78 | 15.05 ± 11.72 | 26.74 ± 11.62 | 0.004 |
mJOA | 16.60 ± 0.95 | 16.79 ± 0.89 | 16.52 ± 0.99 | 0.394 |