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Table 4 Preoperative/Postoperative function status and their correlation to recovery rate ( N= 104)

From: Expansive open-door laminoplasty secured with titanium miniplates is a good surgical method for multiple-level cervical stenosis

Items Preop Postop Postop-preop Postop-preop Preop vs. RR
Mean (SD) Mean (SD) Mean (SD) t P r P
Nurick score 3.2 ± 1.1 0.9 ± 1.3 −2.3 ± 0.9 26.18 <0.001 −0.50 <0.001
VAS 5.1 ± 1.8 2.3 ± 2.2 −2.9 ± 2.4 12.38 <0.001 −0.41 <0.001
JOA score 10.3 ± 2.9 15.0 ± 2.1 4.7 ± 2.0 −24.04 <0.001 0.50 <0.001
JOA upper extremities motor function 2.1 ± 1.0 3.5 ± 0.8 1.5 ± 0.8 −17.50 <0.001 0.43 <0.001
JOA lower extremities motor function 1.9 ± 1.2 3.4 ± 0.9 1.5 ± 0.9 −16.47 <0.001 0.37 <0.001
JOA upper extremities sensory function 0.6 ± 0.6 1.4 ± 0.5 0.9 ± 0.4 −20.57 <0.001 0.45 <0.001
JOA lower extremities sensory function 1.2 ± 0.7 1.7 ± 0.5 0.5 ± 0.5 −9.40 <0.001 0.22 0.026
JOA trunk sensory function 1.8 ± 0.5 1.9 ± 0.2 0.2 ± 0.4 −4.36 <0.001 −0.03 0.784
JOA bladder function 2.7 ± 0.7 2.9 ± 0.2 0.2 ± 0.6 −3.58 0.001 0.11 0.267
  1. RR, recovery rate.