Table 2.
Structural data
| 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 |
Values are mean ± standard error. NS = not statistically significant.
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.