Table 2

ROM following sequential ALL release.

Construct	ROM (°), mean ± SD
Construct	FE	LB	AR
Intact	6.21 ± 2.37	9.52 ± 3.87	3.49 ± 1.11
ATP-LIF	1.11 ± 0.41	1.31 ± 0.83	1.03 ± 0.27
1/3 ALL release	1.25 ± 0.50	0.95 ± 0.46	0.91 ± 0.25
2/3 ALL release	2.04 ± 1.61	1.01 ± 0.54	0.90 ± 0.33
3/3 ALL release	2.12 ± 1.52	1.21 ± 0.67	0.90 ± 0.31

Abbreviations: ALL, anterior longitudinal ligament; AR, axial rotation; ATP-LIF, anterior-to-psoas lumbar interbody fusion; FE, flexion-extension; LB, lateral bending; ROM, range of motion.