Table 1.

Clinical and radiographic outcomes

	AP # group	P ## group	P value
Pre-op mean back VAS+	8.2	9.0	0.54
2-year post-op mean back VAS	2.1	2.3	0.23
Pre-op mean leg VAS	5.5	6.5	0.45
2-year post-op mean leg VAS	0.9	0.5	0.22
Pre-op ODI++ score	28.8	29.1	0.15
2-year post-op ODI# score	6.4	6.2	0.45
Pre-op mean scoliotic angle(°)	41.3	38.5	0.48
2-year post-op mean scoliotic angle(°)	9.3	21.4	0.02*
Scoliosis correction(%)	78	44	0.02*
Pre-op mean lumbar lordotic angle(°)	3.1	6	0.21
2-year post–op mean lumbar lordotic angle(°)	35.7	15.8	0.009*

⁺: VAS, Visual analog scale.

⁺⁺: ODI, Oswestry Disability Index.

#AP, Combined anterior and posterior approach.

##:P, Posterior approach.

*:P value < 0.05.