. Author manuscript; available in PMC: 2016 May 24.

Published in final edited form as: Arch Phys Med Rehabil. 2012 May;93(5):802–807. doi: 10.1016/j.apmr.2011.12.007

Table 3.

Linear Regression Model Summary for Straight- and Curved-Path Walking (N=106)

Independent Variables	Straight-Path Walking Usual Gait Speed β (P)	Curved-Path Walking
Independent Variables	Straight-Path Walking Usual Gait Speed β (P)	F8W: Time to Complete β (P)	F8W: No. of Steps β (P)
Model 1
Age	−.334 (<.001)	.372 (<001)	.367 (<001)
Sex	−.179 (.052)	.204 (.028)	.203 (.032)
DSST	.261 (.005)^*	−.190 (.042)^*	−.117 (.217)
Model 2: Additional variance explained by TMT-A
Age	−.302 (.001)	.333 (<.001)	.327 (.001)
Sex	−.181 (.045)	.206 (.023)	.204 (.026)
DSST	.201 (.033)^*	−.126 (.177)	−.050 (.596)
TMT-A	−.222 (.017)^*	.247 (.008)^*	.257 (.007)^*
Model 2: Additional variance explained by TMT-B
Age	−.312 (.001)	.349 (<.001)	.320 (.001)
Sex	−.179 (.050)	.204 (.027)	.202 (.026)
DSST	.208 (.033)^*	−.143 (.143)	−.020 (.832)
TMT-B	−.159 (.099)	.148 (.125)	.300 (.002)^*
Model 2: Additional variance explained by TMT-B-A
Age	−.324 (.001)	.363 (<.001)	.341 (<.001)
Sex	−.178 (.053)	.204 (.028)	.202 (.029)
DSST	.236 (.015)^*	−.171 (.077)	−.059 (.534)
TMT-B-A	−.093 (.321)	.074 (.429)	.221 (.019)^*

Abbreviation: β, standardized coefficients.

Cognitive function variables that contributed to the explained variance in walking.