Journal of Obesity / 2012 / Article / Tab 6

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 6

𝐿 6 material properties.

LeanObese 𝑛

Apparent elastic modulus (MPa)115.83 ± 26.17107.63 ± 8.6571
Stress at proportional limit (MPa)9.42 ± 2.377.25 ± 1.5313
Strain at proportional limit (%)13.47 ± 2.54*9.07 ± 2.09
Stress at maximal load (MPa)10.68 ± 2.119.47 ± 1.4034
Strain at maximal load (%)19.01 ± 5.0421.00 ± 7.94167
Mineral ash fraction (%)63.43 ± 0.8563.44 ± 1.14155412

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.