Table 4.

Summary of hierarchical regression analysis for variables predicting motor DTC (positive or negative or non-uniforn DTC) as dependent variable.

	Step 1		Step 2		Step 3		Step 4
	B	β	B	β	B	β	B	β
1. Age	−0.002	−0.13	−0.006	−0.40	−0.015	−0.098	−0.026	−0.165
2. Hand grip strength,			−0.025	−0.246	−0.037	−0.359**	−0.038	−0.372**
SF-12 phys			0.009	0.088	0.009	0.082	0.008	0.076
Gait speed			0.019	0.022	0.009	0.011	0.023	0.026
3. SF-12 men,					0.006	0.052	0.005	0.045
FES-I					−0.080	−0.339*	−0.081	−0.345*
4. Right answers sitting							−0.071	−0.262
Right answers walking							0.038	0.149
R2	0.013		0.249		0.413**		0.444
ΔR2			0.062		0.109		0.026

Step 1: Age Step 2: Hand grip strength. SF-12 phys, gait speed (km/h), Step 3: SF-12 men, FES-I and Step 4: Right answers sitting and right answers walking, *p < 0.05, **p < 0.01.