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Table 2 Predictive variables

From: The role of iatrogenic foraminal stenosis from lordotic correction in the development of C5 palsy after posterior laminectomy and fusion

Time point Variable No palsy C5 Palsy p value
Pre-operative Right foraminal diameter 3.93 ± 4.99 2.09 ± 1.01 0.04
Left foraminal diameter 3.91 ± 4.84 2.53 ± 0.80 0.10
Minimum foraminal diameter 3.66 ± 4.87 1.97 ± 0.75 0.05
Anterior posterior diameter 9.58 ± 3.76 7.32 ± 1.67 0.006
Right CLA 33.43 ± 10.59 37.58 ± 8.73 0.19
Left CLA 32.17 ± 7.43 36.61 ± 6.69 0.07
Neutral 11.48 ± 14.77 12.37 ± 9.59 0.82
Flexion ROM 14.77 ± 12.16 13.59 ± 11.61 0.78
Extension ROM −22.68 ± 15.15 −25.57 ± 11.66 0.53
Ishihara Index 8.12 ± 25.03 2.54 ± 13.71 0.42
Cervical Spine Angle 8.07 ± 15.41 12.08 ± 12.77 0.36
Segmental Lordosis 0.17 ± 5.01 1.64 ± 8.06 0.54
Post-operative Ishihara Index −2.05 ± 6.45 3.63 ± 10.83 0.15
Cervical Spine Angle 7.82 ± 13.12 12.07 ± 13.91 0.34
Segmental Lordosis −0.09 ± 5.22 2.45 ± 2.77 0.03
  1. CLA cord-lamina angle, ROM range of motion. Italics signify statistically significant values P < 0.05