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)
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 |