Journal of Obesity / 2012 / Article / Tab 2

Research Article

Leptin Deficiency and Its Effects on Tibial and Vertebral Bone Mechanical Properties in Mature Genetically Lean and Obese JCR:LA-Corpulent Rats

Table 2

Tibial structural properties.

LeanObese 𝑛

Flexural rigidity (N·mm2·103)5.37 ± 0.815.40 ± 0.345868
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 ± 4.4839.34 ± 3.6726
Displacement at maximal load (mm)0.61 ± 0.100.60 ± 0.081272
Energy to proportional limit (N·mm·103)4.12 ± 0.765.06 ± 0.8949
Energy to maximal load (N·mm·104)1.78 ± 0.451.56 ± 0.78123

Values are means ± SD. *denotes statistically significant ( 𝑃 0 . 0 5 ). 𝑛 denotes the sample size per group needed for the recorded differences to become statistically significant based on a power of 0.8.