Table 2.

Statistical testing

	β 1k − β 1k	β 2k − β 2k	β 3k − β 3k
Collum vs. trochanter sparing	5.958***	−7.109***	5.961***
Collum vs. trochanter harming	9.651***	−10.456***	9.263***
Collum vs. standard	1.864	−0.656	−0.246
Partial collum vs. trochanter sparing	−0.217	0.247	−0.245
Partial collum vs. trochanter harming	4.997***	−5.063***	4.6434***
Partial collum vs. standard	−1.8472	3.517***	−4.575***
Trochanter sparing vs. trochanter harming	5.600***	−5.696***	5.238***
Trochanter sparing vs. standard	−1.840	3.643***	−4.803***
Standard vs. trochanter harming	6.109***	−7.613***	8.149***

*** z ≥ 3.29 (two sided)