Table 2.

Means stresses and comparison of the different femoral zones

	Mean stress (MPa) (mean ± SD)	Comparison mean stress	p value
Proximal (1–6)
Native femur	26.78 ± 8.37	Native vs. SHA	< 0.0001
SHA (Metha)	4.61 ± 2.42	Native vs. THA	< 0.0001
THA (CLS)	1.29 ± 1.01	SHA vs. THA	0.8213
Metaphyseal (7–12)
Native femur	14.69 ± 0.64	Native vs. SHA	< 0.0001
SHA (Metha)	8.01 ± 0.74	Native vs. THA	< 0.0001
THA (CLS)	3.56 ± 0.84	SHA vs. THA	< 0.0001
Distal (13–18)
Native femur	9.13 ± 2.11	Native vs. SHA	0.0008
SHA (Metha)	5.36 ± 1.12	Native vs. THA	< 0.0001
THA (CLS)	4.16 ± 0.22	SHA vs. THA	0.4550