Table 2.

1% Peak values calculated for body mass of 61 and 100 kg (values in brackets)

	Load case 1			Load case 2
	Intact bone	OPRA	ISP	Intact bone	OPRA	ISP
Bonded
Bone volume
von Mises stress/strength	0.26	0.14	0.19	0.10 (0.18)	0.12 (0.20)	0.27 (0.44)
SED	0.032	0.006	0.007	0.007 (0.018)	0.006 (0.017)	0.007 (0.018)
Interface area
Hoffman value		0.14	0.07		0.16 (0.50)	0.11 (0.24)
Shear stress		7.20	3.66		5.20 (8.40)	4.42 (7.65)
Compressive stress		2.38	2.41		4.38 (4.20)	4.53 (5.90)
Tensile stress		2.00	3.25		2.40 (3.81)	4.86 (7.94)
Debonded
Bone volume
von Mises stress/strength		0.16	0.37		0.12	0.33
SED		0.009	0.008		0.008	0.008
Interface area
Shear stress		1.80	1.62		1.80	1.77
Compressive stress		5.03	3.45		5.40	4.92