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Table 2 Changes in pre and postoperative radiographic parameters

From: Relationship between postoperative lordosis distribution index and adjacent segment disease following L4-S1 posterior lumbar interbody fusion

Radiographic parametersPre opPost opP
Lumbar lordosis (°)38.71 ± 6.9642.67 ± 8.51< 0.001
Lower lumbar lordosis (°)25.22 ± 4.8228.82 ± 5.90< 0.001
Lordosis distribution index0.66 ± 0.100.69 ± 0.130.004
  1. Paired-samples t test