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Table 3 Significant values for sagittal parameters and clinical outcome

From: Retrospective study on effectiveness of Activ L total disc replacement

  VAS (back pain) VAS (leg pain) ODI
LL 0.194 0.182 0.729
PI 0.079 0.435 0.751
PT 0.237 0.603 0.622
IL 0.403 0.683 0.468
SS 0.593 0.593 0.855
SL (L1–2) 0.614 0.842 0.146
SL (L2–3) 0.222 0.856 0.318
SL (L3–4) 0.252 0.356 0.753
SL (L4–5) 0.445 0.656 0.956
SL (L5–S1) 0.275 0.710 0.721
  1. LL lumbar lordosis, PI pelvic incidence, PT pelvic tilt, IL index level lordosis, SS sacral slope, SL segmental lordosis, VAS visual analog scale, ODI Oswestry Disability Index