Journal of Obesity / 2012 / Article / Tab 5

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 5

𝐿 6 structural properties.

LeanObese 𝑛

Stiffness (N·mm−1)244.01 ± 19.80248.52 ± 34.23564
Load at proportional limit (N)120.84 ± 19.56101.34 ± 20.3417
Displacement at proportional limit (mm)0.75 ± 0.15*0.56 ± 0.09
Maximal load (N)137.88 ± 17.90132.58 ± 20.16203
Displacement at maximal load (mm)1.07 ± 0.321.30 ± 0.4646
Energy to proportional limit (N·mm·103)8.69 ± 2.825.91 ± 1.9512
Energy to maximal load (N·mm·104)1.87 ± 0.712.64 ± 1.3127

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.