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Table 1 Radiographic follow-up

From: One‐level mini‐open pedicle subtraction osteotomy for treating spinal kyphosis in patients with ankylosing spondylitis

Radiographic parameters Preoperative Postoperative 2-year follow-up Final correction
TK (°) 41.8±14.8 43.3±13.5 42.1±12.8 0.3±9.2
LL(°) -0.9±18.4 -40.4±16.3 -39.4±15.9 38.5±13.6
GK(°) 70.2±20.1 22.3±18.2 24.1±17.6 46.1±11.5
C7-SVA (cm) 15.5±5.8 5.1±7.5 6.3±6.8 10.6±5.6
PT(°) 37.8±10.7 22.5±7.5 23.1±6.9 14.7±7.8
PI (°) 41.7±9.8 42.9±9.9 42.7±9.7 1±5.8
SS(°) 4.2±10.3 20.4±9.8 21.6±8.9 17.4±8.9
  1. TK Thoracic kyphosis, LL Lumbar lordosis, GK Global kyphosis, SVA Sagittal vertical axis, PT Pelvic tilt, PI Pelvic incidence, SS Sacral slope