. Author manuscript; available in PMC: 2021 Apr 28.

Published in final edited form as: Int J Numer Method Biomed Eng. 2019 Dec 9;36(1):e3295. doi: 10.1002/cnm.3295

TABLE 5.

Material properties for modeling the aging process, where the passive stiffness corresponds to Table 4 and the volume ratio of CT corresponds to Figure 8

Age	Young	Adult	Old
σ_max (N/cm²)	30	26	22
Passive stiffness	Low	Medium	High
Volume ratio of CT	Thin	Medium-thick	Thick