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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Bone. 2014 Nov 15;0:71–80. doi: 10.1016/j.bone.2014.11.006

Table 1.

Elastic modulus and yield strength measured by mechanical testing experiment and predicted by FE analysis using voxel model and PR model. Data is shown as Mean ± SD.

Elastic modulus (MPa) Yield strength (MPa)
PR model Experiment Voxel model PR model Experiment Voxel model
PT 757 ± 383 785 ± 407c 739 ± 387c 3.98 ± 2.11b 4.09 ± 2.32c 5.12 ± 2.72b,c
FN 3,239 ± 1,518 3,132 ± 1,466 3,155 ± 1,447 18.68 ± 8.83b 18.72 ± 8.88c 23.50 ± 11.61b,c
GT 491 ± 329 498 ± 349 489 ± 339 2.66 ± 1.82b 2.44 ± 1.65c 3.29 ± 2.33b,c
Pooled 1,452 ± 1,515 1,430 ± 1,457 1,419 ± 1,466 8.25 ± 8.91b 8.16 ± 8.92c 10.08 ± 11.14b,c
a

PR model predictions different from experimental measurements;

b

PR model predictions different from voxel model predictions;

c

voxel model predictions different from experimental measurements, p<0.05.