TABLE 4.

Hierarchical multiple regression results: Adults.

Motor Skill	Model		Standardized β	P	Adjusted R2	R2 change	P
Strength	Model 1	Age	0.051	0.754	−0.024	0.003	0.754
	Model 2	Age	0.104	0.361	0.515	0.562	<0.001
		Speed	0.556	<0.001
		Manual dexterity	−0.069	0.579
		Balance	0.277	0.043
Speed	Model 1	Age	−0.050	0.758	−0.024	0.003	<0.758
	Model 2	Age	−0.075	0.538	0.451	0.491	<0.001
		Strength	0.653	<0.001
		Balance	0.082	0.567
Manual dexterity	Model 1	Age	−0.062	0.705	−0.022	0.004	0.705
	Model 2	Age	−0.086	0.578	0.121	0.185	0.054
		Strength	−0.179	0.327
		Balance	−0.307	0.097
Balance	Model 1	Age	−0.107	0.510	−0.015	0.011	0.510
	Model 2	Age	−0.138	0.317	0.291	0.353	<0.003
		Strength	0.405	0.043
		Speed	0.085	0.655
		Manual dexterity	−0.237	0.110

Bold-typed values represent significance, p < 0.05.