Skip to main content

Table 2 Radiological assessment of sagittal balance parameters and clinical assessment of preoperation (Pre-OP), postoperation (Post-OP), and at final follow-up (mean ± SD; n = 13)

From: Treatment of kyphosis in ankylosing spondylitis by osteotomy through the gap of a pathological fracture: a retrospective study

Parameter Pre-OP Post-OP t value P value Final follow-up t value P value
GK (°) 55.8 ± 11.0 23.2 ± 6.7 11.398 <0.001 26.4 ± 9.4 8.733 <0.001
SVA (mm) 166 ± 37 111 ± 20 7.197 <0.001 87 ± 29 8.616 <0.001
TLK (°) 51.0 ± 9.9 21.6 ± 11.0 6.911 <0.001 24 ± 8.4 7.911 <0.001
LL (°) 5.7 ± 23.2 10.5 ± 29.0 −4.674 0.001 18.8 ± 21.6 −2.578 0.024
VAS 7.2 ± 1.2 2.1 ± 1.1 11.813 <0.001 1.9 ± 1.4 12.086 <0.001