Table 2.

Simple and multiple linear regression analyses of the TUG.

	B	SE B	β	R2
SIMPLE REGRESSION
Intercept	0.54	0.25
PI (b1)	0.27	0.12	0.47*
				0.22
Intercept	0.28	0.25
PU (b1)	0.40	0.12	0.63**
				0.39
MULTIPLE REGRESSION
Intercept	1.91	0.86
PU (b1)	0.57	0.14	0.89***
Age (b2)	−0.04	0.02	0.43
				0.51

B, b-values; SE B, Standard Error of B; Step 1, Single linear regression models; Step 2, Multiple linear regression model;

^*p < 0.05,

^**p < 0.01,

^***p < 0.001.