Table 2.
Tibial structural properties.
| Lean | Obese | n | |
|---|---|---|---|
| Flexural rigidity (N·mm2·103) | 5.37 ± 0.81 | 5.40 ± 0.34 | 5868 |
| Load at proportional limit (N) | 25.49 ± 2.94∗ | 30.22 ± 3.41 | |
| Displacement at proportional limit (mm) | 0.26 ± 0.04∗ | 0.30 ± 0.02 | |
| Maximal load (N) | 36.13 ± 4.48 | 39.34 ± 3.67 | 26 |
| Displacement at maximal load (mm) | 0.61 ± 0.10 | 0.60 ± 0.08 | 1272 |
| Energy to proportional limit (N·mm·103) | 4.12 ± 0.76 | 5.06 ± 0.89 | 49 |
| Energy to maximal load (N·mm·104) | 1.78 ± 0.45 | 1.56 ± 0.78 | 123 |
Values are means ± SD. ∗denotes statistically significant (P ≤ 0.05). n denotes the sample size per group needed for the recorded differences to become statistically significant based on a power of 0.8.