Table 2.

Linear regressions (r ²) between net PF torque, leg lean mass and agonist muscle activation against a series of descriptive variables in young and old untrained females

	Young (n = 54)			Old (n = 48)
	PF MVC	Leg lean mass	Activation	PF MVC	Leg lean mass	Activation
Leg lean mass	0.623***	–	0.179**	0.26***	–	NS
Body mass	0.508***	0.749***	0.164**	0.204**	0.677***	NS
Fat mass	0.385***	0.538***	0.157**	0.135*	0.472***	NS
Lean mass	0.600***	0.936***	0.125**	0.242***	0.904***	NS
Body fat%	0.203**	0.240***	0.103*	NS	0.135*	NS
BMI	0.411***	0.548***	0.179**	0.157**	0.559***	NS

*p < 0.05; **p < 0.01; ***p < 0.001