A Numerical Investigation into the Effects of Overweight and Obesity on Total Knee Arthroplasty

Table 1

Material properties.

Material	Elastic modulus (MPa)	Poisson’s ratio
Cortical bone	17,962	0.3
Metaphyseal cortical bone	7500	0.3
Cancellous bone 1	1091	0.3
Cancellous bone 2	400	0.3
Cancellous bone 3	100	0.3
Bone cement (PMMA)	2100	0.4
Cobalt-chrome alloy	193,000	0.29
Titanium alloy	110,000	0.33