. Author manuscript; available in PMC: 2018 Jul 1.

Published in final edited form as: J Mech Behav Biomed Mater. 2017 Feb 20;71:192–200. doi: 10.1016/j.jmbbm.2017.02.020

Table 1.

Material property parameters.

Model	Parameter	Loading			Unloading

		Seed	Optimized	% Error	Seed	Optimized	% Error
Watanabe Model	a (cmH₂O)	0.1	0.0130	5.91	0.1	1.74x10⁻¹³	9.03
Watanabe Model	b	3	4.48	5.91	3	22.51	9.03
Ogden Model	a (cmH₂O)	0.015	0.0011	5.24	0.015	1.9x10⁻¹⁹	8.88
Ogden Model	b	6.91	6.53	5.24	6.91	29.05	8.88
Expanded Watanabe Model	a (cmH₂O)	0.1	0.0705	3.76	0	1.65x10⁻¹⁴	4.50
	b	3	2		20	24.16
	c (cmH₂O)	0.001	2.21x10⁻³		0.1	0.0195
	d	6	5.64		3	2