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Table 4 Relative L4 displacement (mm)

From: Topping-off technique prevents aggravation of degeneration of adjacent segment fusion revealed by retrospective and finite element biomechanical analysis

 

PLIF

Topping-off

t

P

Flexion

1.4543 ± 0.1978

1.0928 ± 0.6694

3.462

0.013*

Extension

0.2616 ± 0.1569

0.1814 ± 0.2913

4.847

0.003*

(Left) flexion

0.8894 ± 0.6686

0.9548 ± 0.1002

1.087

0.319

(Right) rotation

1.4004 ± 0.5401

1.3447 ± 0.0084

2.037

0.088

  1. *P < 0.05.
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X