Table 3.

Parameter values describing the nonlinear force–strain ligament characteristics (Eq. (7):$F_{\text{spring}}^{\text{lig}}\left(\epsilon \right)=a·ln\left(e^{\frac{\epsilon +b}{d}}+1\right)+c)$ within the backward performed stepwise reduction experiment, see Fig. 5 for corresponding graphs

	a	b	c	d
ALL	173.5	− 10.06	− 26.82	5.625
PLL	48.12	− 43.97	− 2.500	15.00
FL	47.11	4.210	54.85	− 11.25
CL	98.94	18.97	− 82.20	73.33
ISL	0.4517	− 3.502	0.0000	0.02414
SSL	1.218	− 22.97	0.0000	1.369
SSL neg.	− 50.49	− 36.00	− 0.02453	4.718