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Table 2 Comparison of radiological parameters

From: Can pelvic tilt be restored by spinal osteotomy in ankylosing spondylitis patients with thoracolumbar kyphosis? A minimum follow-up of 2 years

Parameters Preoperative (n = 23) Postoperative (n = 23) p
Sacral slop (°) 11.9 ± 11.2 25.8 ± 8.1 0.00*
Pelvic incidence (°) 49.4 ± 9.6 48.3 ± 7.4 0.65
Pelvic tilt (°) 37.6 ± 12.1 21.8 ± 9.8 0.00*
Sagittal vertical axis (cm) 18.0 ± 7.6 9.6 ± 6.3 0.00*
  1. *Statistically significant if p < 0.05