. Author manuscript; available in PMC: 2016 Jun 1.

Published in final edited form as: Neurorehabil Neural Repair. 2014 Oct 5;29(5):416–423. doi: 10.1177/1545968314552528

Table 4.

Overview of sequential regression models predicting changes in the energy cost of walking for n = 36 subjects.

Model #	Predictors	Model p	ΔR²	ΔR² p
1	Δ Walking Speed^*	.025	.140	.025
2	Δ Walking Speed^* Δ Swing Time Asymmetry	.028	.055	.143
3	Δ Walking Speed^* Δ Swing Time Asymmetry Δ Step Length Asymmetry^*	.000	.352	.000
4	Δ Walking Speed^* Δ Swing Time Asymmetry Δ Step Length Asymmetry^* Δ Speed × Δ Step Asymm^*	.000	.186	.000

indicates a significant independent predictor