Table 5. Predictors for TUG using cognitive status as mediator.

Predictor	Step1	Step2
	B	β	95%CI
Age	0.77***	0.76***	0.69–0.83
Gender	0.88***	0.89***	0.73–1.06
Cognitive status		0.24*	0.15–0.47
R2	13.4	13.4
F	111.4	4.4
ΔR2		0.001
ΔF		4.4*

*p<0.5,

**p<.01

***<.001