Table 5

Comparison of gait parameters between groups for data with non-normal distribution.

Parameters	Self control group (Wilcoxon test)						The differences of groups (Friedman test)
	Single point cane		Bilateral forearm crutch		Walker
	Z	P-value	Z	P-value	Z	P-value	P-value
Gait cycle duration	-3.530	<0.001**	-3.726	<0.001*	-3.622	<0.001*	<0.001*
Left step time	-3.322	0.001**	-3.725	<0.001**	-3.623	<0.001**	<0.001**
Right step time	-3.534	<0.001**	-3.729	<0.001**	-3.621	<0.001**	<0.001**
Stance phase	-0.588	0.556	-0.240	0.811	-1.810	0.070*	0.042*
Swing phase	-1.279	0.201	-1.113	0.266	-1.752	0.080*	0.032*
Single support duration	-1.184	0.236	-1.018	0.309	-2.083	0.037*	0.032*
Double support duration	-	-	-	-	-	-	0.060
Pelvic extansion	-1.635	0.102	-2.506	0.012*	-1.166	0.244	0.040*

Friedman test (*p<0.05) and Wilcoxon test (**p<0.0018), Benferroni correction p/27.