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Table 6 Change of intradiscal pressure at adjacent levels

From: Biomechanical evaluation of autologous bone-cage in posterior lumbar interbody fusion: a finite element analysis

  

PEEK cage

Titanium cage

Autologous bone cage

Axial Load 400 N

L3/4

29.79%

29.79%

31.91%

L5/S1

31.25%

31.25%

3.13%

FX

L3/4

104.41%

104.41%

101.47%

L5/S1

63.28%

63.28%

59.38%

EX

L3/4

100.00%

100.00%

98.11%

L5/S1

220.29%

220.29%

191.30%

LB

L3/4

100.00%

100.00%

100.00%

L5/S1

54.93%

54.93%

54.93%

LR

L3/4

−14.08%

−14.08%

−7.04%

L5/S1

−2.54%

−2.54%

−3.39%