Table 2.

Spine characteristics

	Angles to leg planes*
Spine	Sagittal plane, °	Frontal plane, °
M1	−136.8 $\pm$ 9.1	41.0 ± 7.9
M2	−155.3 ± 9.5	42.6 ± 12.6
L2	144.1 $\pm$ 8.0	47.7 ± 8.4
L1	126.3 $\pm$ 10.1	51.2 $\pm$ 8.8

L, lateral; M, medial.

^*The angles are measured from the specified planes.