TABLE 3.

Comparison of the stiffness of the in vivo material properties determined by the initial guess M₀₁ and ex vivo material properties.

Patient no.	In vivo					Ex vivo
	S (%)	k	YMc (kPa)	YMa (kPa)	AIYM	YMc (kPa)	YMa (kPa)	AIYM	YMc RE (%)	YMa RE (%)
AD1	68.27	0.70	126.38	100.05	0.23	181.46	142.92	0.24	−30.35	−30.00
AD2	63.32	0.93	96.99	93.06	0.04	104.90	100.06	0.05	−7.54	−7.00
AD3	81.71	0.98	803.96	161.31	1.33	960.24	160.14	1.43	−16.28	0.73
AD4	82.52	1.22	3247.44	179.87	1.79	3413.61	142.87	1.84	−4.87	25.90
AD5	85.38	0.90	167.17	167.15	0.00	178.56	178.51	0.00	−6.38	−6.37
N1	57.76	0.67	108.67	92.67	0.16	163.27	138.73	0.16	−33.44	−33.20
N2	70.28	0.81	174.49	174.27	0.00	208.60	208.35	0.00	−16.35	−16.35
N3	80.98	0.96	181.07	180.96	0.00	219.94	219.68	0.00	−20.76	−17.63
N4	71.51	0.96	173.46	164.92	0.05	182.46	171.96	0.06	−4.93	−4.09
N5	82.41	0.90	270.60	217.57	0.22	310.02	241.95	0.25	−12.71	−10.08