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Table 2 Structural data

From: Differences in osteogenic and apoptotic genes between osteoporotic and osteoarthritic patients

 

Hip fracture n = 6

Osteoarthritis n = 6

p

BV/TV (%)

30.5 ± 2.9

39.4 ± 6.5

NS

Tb.Th (mm)

0.2 ± 0.005

0.02 ± 0.02

NS

Tb.Sp (mm)

0.55 ± 0.02

0.46 ± 0.03

0.04

Tb.N (mm-1)

1.51 ± 0.12

1.90 ± 0.12

0.049

Tb.Pf (mm-1)

2.25 ± 1.18

−2.3 ± 2.19

NS

SMI

1.11 ± 0.26

−0.11 ± 0.74

NS

DA

3.38 ± 0.19

2.88 ± 0.34

NS

Young’s modulus (Mpa)

406.1 ± 43.1

634.3 ± 161.7

NS

σ (Mpa)

8.28 ± 1.21

11.63 ± 2.94

NS

ε

0.03 ± 0.005

0.04 ± 0.004

NS

  1. Values are mean ± standard error. NS = not statistically significant.
  2. BV/TV: bone volume fraction; Tb.th: trabecular thickness; Tb.Sp: trabecular separation; Tb.N: trabecular number; Tb.Pf: trabecular bone pattern factor; SMI: structure model index; DA: degree of anisotropy; σ: maximum stress; ε: maximum deflection.