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Table 3 Postoperative radiographic parameters in the two study groups

From: Sagittal alignment changes and postoperative complications following surgery for adult spinal deformity in patients with Parkinson’s disease: a multi-institutional retrospective cohort study

  PD+ PD− P-value
Cases, n 27 207
Post SVA (mm) 53.5 ± 41.6 40.0 ± 46.2 0.17
Change in SVA (post-pre) (mm) − 142.5 ± 82.0 −94.6 ± 69.7 0.003
Final SVA (mm) 89.2 ± 68.1 59.9 ± 52.2 0.062
Loss of SVA correction (mm) 35.7 ± 62.1 19.2 ± 43.4 0.11
Post LL (°) 41.4 ± 10.8 39.7 ± 11.3 0.64
Final LL (°) 38.6 ± 12.3 36.4 ± 12.5 0.74
LL correction loss (°) −0.64 ± 20.9 −0.20 ± 21.3 0.93
Post TK (°) 37.1 ± 12.9 36.5 ± 14.5 0.85
Final TK (°) 44.3 ± 14.8 43.0 ± 16.5 0.70
TK correction loss (°) 7.3 ± 7.1 6.5 ± 10.6 0.87
Post SS (°) 27.1 ± 6.6 26.2 ± 8.6 0.56
Final SS (°) 27.4 ± 9.6 24.7 ± 17.3 0.48
SS correction loss (°) −0.3 ± 6.4 1.7 ± 16.8 0.58
Post PT (°) 26.5 ± 9.4 23.0 ± 10.2 0.12
Final PT (°) 26.2 ± 11.3 24.7 ± 19.0 0.59
−10 < post PI-LL < 10 (yes/no) 12/15 108/99 0.83
  1. LL Lumbar lordosis, PD Parkinson’s disease, PI Pelvic incidence, PT Pelvic tilt, SS Sacral slope, SVA Sagittal vertical axis, TK Thoracic kyphosis.