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Table 2 Clinical outcomes

From: A comparison study of posterior cervical percutaneous endoscopic ventral bony decompression and simple dorsal decompression treatment in cervical spondylotic radiculopathy caused by cervical foraminal and/or lateral spinal stenosis: a clinical retrospective study

  Preoperatively 1 day Postoperatively 6 months Postoperatively 12 months Postoperatively P valuea
VBD
 Arm-VAS 6.70 ± 2.70 2.39 ± 1.90 1.61 ± 1.75 0.91 ± 1.83
 Neck-VAS 6.39 ± 2.59 2.26 ± 1.88 1.61 ± 1.67 0.83 ± 1.88
 NDI 15.30 ± 4.55 5.83 ± 2.64 2.52 ± 3.00 1.17 ± 2.27
 JOA 13.00 ± 0.74 15.35 ± 0.71 16.52 ± 0.95 16.61 ± 0.94
 Improvement rate of JOA 58.75% 88.00% 90.25%
 Myodynamia 4.43 ± 0.59 5.00 ± 0.00
SDD
 Arm-VAS 7.39 ± 1.83 3.91 ± 1.56 3.04 ± 1.69 2.39 ± 1.75 0.008
 Neck-VAS 7.09 ± 2.11 3.70 ± 1.69 2.91 ± 1.70 2.26 ± 1.63 0.008
 NDI 15.78 ± 3.64 10.43 ± 3.59 6.74 ± 3.56 4.43 ± 4.40 0.003
 JOA 13.43 ± 0.90 14.39 ± 1.16 14.91 ± 1.31 15.26 ± 1.69 0.002
 Improvement rate of JOA 27.90% 41.46% 51.26% 0.001
 Myodynamia 4.61 ± 0.58 4.91 ± 0.29 0.15
  1. a Between each item values of two groups at postop 12 months