. 2014 Jan 13;9(1):e84245. doi: 10.1371/journal.pone.0084245

Table 4. Stepwise regression analysis for obstacle crossing variables (n = 42).

Dependent Variables	Independent Variables	β	R ²	F	P
Crossing stride length
Leading leg	Forward DC	.452	.205	9.773	<.003
	Ankle dorsiflexor strength	.407	.370	10.871	<.000
Trailing leg	Forward DC	.486	.237	11.779	<.001
	Ankle dorsiflexor strength	.419	.412	12.965	<.000
Crossing stride velocity
Leading leg	Ankle dorsiflexor strength	.543	.294	15.861	<.000
	Forward DC	.376	.436	14.297	<.000
Trailing leg	Ankle dorsiflexor strength	.543	.295	15.863	<.000
	Forward DC	.388	.445	14.817	<.000
Crossing step width
Leading leg	Sideward ME	−.441	.194	9.158	<.004
Trailing leg	-
Vertical toe-obstacle clearance
Leading leg	Sideward DC	−.342	.117	5.020	<.031
Trailing leg	SOT score	−.313	.098	4.113	<.05