. Author manuscript; available in PMC: 2019 Oct 1.

Published in final edited form as: Exp Gerontol. 2019 Apr 26;122:60–66. doi: 10.1016/j.exger.2019.04.011

Table 3.

Hierarchical Regression Models Predicting Gait Outcomes

Model	Variable	R ² Change	Model p-value	Standardized β

*BW Step Length*
Predictor 1: Group	Gender	0.152	0.007^*	0.446^*
Predictor 2: Cognition	Trails A	0.070	0.056	−0.098
Predictor 3: Function	SPPB +	0.239	< 0.001^*	0.269^*
Predictor 3: Function	TUG	0.239	< 0.001^*	−0.336^*

*OBS Step Length*
Predictor 1: Group	Gender	0.158	0.006^*	0.464^*
Predictor 2: Cognition	Trails A	0.070	0.015^*	−0.166
Predictor 3: Function	SPPB +	0.239	< 0.001^*	0.063
Predictor 3: Function	TUG	0.239	< 0.001^*	−0.519^*

*Lead Approach Distance*
Predictor 1: Group	Gender	0.106	0.027^*	0.385^*
Predictor 2: Cognition	Trails A	0.088	0.035^*	−0.161
Predictor 3: Function	SPPB +	0.219	0.002^*	−0.027
Predictor 3: Function	TUG	0.219	0.002^*	−0.500^*

*Trail Toe Clearance*
Predictor 1: Group	Gender	0.086	0.048^*	0.302^*
Predictor 2: Cognition	Trails A	0.003	0.706	−0.096
Predictor 3: Function	SPPB +	0.028	0.525	−0.185
Predictor 3: Function	TUG	0.028	0.525	−0.033

^(*)

Note: Asterisk represents significant effects p < 0.05