Table 3.

Changes in Radiographic Values From Preoperative to 2-Year Postoperative.

	Preoperative	2-years postoperative	P-value
CVA (cm), mean ± SD	2.8 ± 2.6	1.7 ± 1.3	< .001*
SVA (cm), mean ± SD	3.6 ± 6.4	1.1 ± 3.9	< .001*
Max Cobb (°), mean ± SD	42.6 ± 26.3	19.1 ± 11.6	< .001*
L4 tilt (°), mean ± SD	10.0 ± 8.3	4.6 ± 4.3	< .001*
L5 tilt (°), mean ± SD	6.4 ± 6.2	3.5 ± 3.5	< .001*

Abbreviations: CVA, coronal vertical axis; SVA, sagittal vertical axis.

* Denotes statistically significant.