Table 2.

Percent Variation Due to oim Mutation and Genetic Background

	Outbred		B6
Geometry	oim	Genetic	oim	Genetic
	Mutation	Background	Mutation	Background
Body Mass	36%	64%	45%	55%
Femur Length	27%	73%	11%	89%
Marrow Cavity Diameter	52%	48%	24%	76%
Cortical Bone Width	11%	89%	6%	94%
Polar Moment of Area	55%	45%	32%	68%
Biomechanics	oim	Genetic	oim	Genetic
	Mutation	Background	Mutation	Background
Tmax	67%	33%	52%	48%
Su	36%	64%	56%	44%
Ks	28%	72%	9%	91%
G	<5%	>95%	<5%	>95%
U	52%	48%	54%	46%
Collagen and Mineral;	oim	Genetic	oim	Genetic
Bone Turnover	Mutation	Background	Mutation	Background
F, Mg and Na Content	41–56%a	44–59%a	69–71%a	29–31%a
Hydroxyproline	37%	63%	37%	63%
Pyridinoline Crosslinks	<5%	>95%	<5%	>95%

^aExact percentage is mineral specific.