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Table 3 Comparisons of Clinical and Radiological Parameters Preoperatively and Postoperatively

From: A new lever reduction technique for the surgical treatment of elderly patients with lumbar degenerative Spondylolisthesis

ParametersPreoperatively1 month postoperativelyFinal follow-upp value
VASback7.3 ± 2.11.8 ± 0.92.2 ± 1.5< 0.001a
VASleg6.8 ± 1.91.2 ± 0.61.4 ± 1.1< 0.001a
ODI (%)63.1 ± 21.320.4 ± 9.115.6 ± 6.8< 0.001a
SF-36(%)44.3 ± 16.765.7 ± 17.471.3 ± 15.8< 0.001a
SP (%)18.31 ± 9.385.44 ± 2.666.39 ± 2.78< 0.001a
SA (°)5.89 ± 4.879.47 ± 4.089.18 ± 4.33< 0.001a
LL (°)44.06 ± 12.6945.53 ± 11.1644. 83 ± 11.240.1573
LLSS (°)45.47 ± 14.4546.07 ± 13.3245. 65 ± 13.890.6738
  1. Data are presented as the mean ± SD. VASback, visual analog scale for back pain; VASleg, visual analog scale for leg pain; ODI, Oswestry Disability Index; SF-36, 36-Item Short Form Health Survey; SP, slip percentage; SA, slip angle, LL, lumbar lordosis; LLSS, lumbar lordosis in patients with single segment fused. a means preoperative data was different from the data at 1 month postoperatively