Table V.

Correlations between the L5 incidence, pelvic tilt, and the other local and regional sagittal parameters of the spine and pelvis.

Parameter	L5 incidence,˚	p-value†	Pelvic tilt,˚	p-value†
Slip percentage	0.30	N/S	0.23	N/S
Dub-LSA, °11	-0.27	N/S	-0.34	N/S
Pelvic tilt	0.51	0.009*	N/A	N/A
Sacral slope	0.35	N/S	-0.31	N/A
Pelvic incidence	0.71	< 0.001*	0.49	0.014*
L5 incidence12	N/A	N/A	0.51	0.009*
Level of inflection point	-0.41	0.047*	0.19	N/S
Level of apex of lordosis	-0.60	0.002*	-0.32	N/S
Lordosis (S1 to inflection point)	0.35	N/S	0.09	N/S
Thoracic kyphosis (T4 to T12)	-0.46	0.019*	0.17	N/S

^**Statistical signficance p < 0.05.

^†Pearson’s correlation.

Dub-LSA, Dubousset lumbosacral angle; N/A, not applicable; N/S, not significant.