Table 7.

Comparisons of the muscle strengths between the experimental and control groups at each time point of assessment and among baseline, 2 weeks, and 4 weeks after the intervention within each group.

Outcome measure	Group	Baseline	2 week after	4 week after	p-valueb	p-valuec	p-valued
Hip flexor (kg)	Experimental group	2.58 ± 0.44	3.07 ± 0.49	3.46 ± 0.66	<0.001	<0.001	<0.001
	Control group	2.38 ± 0.36	2.60 ± 0.30	2.89 ± 0.38	0.015	0.001	<0.001
	p-valuea	0.113	0.001	0.002
Hip extensor (kg)	Experimental group	2.54 ± 0.49	2.96 ± 0.64	3.38 ± 0.73	<0.001	<0.001	<0.001
	Control group	2.49 ± 0.45	2.71 ± 0.39	3.06 ± 0.46	0.004	<0.001	<0.001
	p-valuea	0.789	0.136	0.107
Knee flexor (kg)	Experimental group	2.09 ± 1.16	2.46 ± 1.24	2.83 ± 1.41	<0.001	<0.001	<0.001
	Control group	2.15 ± 0.84	2.35 ± 0.90	2.59 ± 1.00	0.006	0.001	<0.001
	p-valuea	0.853	0.749	0.548
Knee extensor (kg)	Experimental group	2.49 ± 0.41	3.14 ± 0.49	3.75 ± 0.71	<0.001	<0.001	<0.001
	Control group	2.31 ± 0.42	2.68 ± 0.50	3.19 ± 0.64	0.001	<0.001	<0.001
	p-valuea	0.157	0.006	0.014
Ankle dorsiflexor (kg)	Experimental group	1.54 ± 0.98	1.88 ± 1.04	2.27 ± 1.14	0.004	<0.001	<0.001
	Control group	1.91 ± 1.07	2.06 ± 1.12	2.28 ± 1.24	0.372	0.062	<0.001
	p-valuea	0.261	0.602	0.979
Ankle Plantarflexor (kg)	Experimental group	1.64 ± 0.96	2.03 ± 1.14	2.52 ± 1.26	<0.001	<0.001	<0.001
	Control group	1.8 ± 0.86	2.06 ± 0.88	2.37 ± 0.99	0.003	<0.001	0.004
	p-valuea	0.570	0.939	0.668

Parametric data: Two-way mixed repeated ANOVA, Pairwise comparison tested by Bonferroni Post hoc test, Significant difference was tested at p < 0.05.

Between-group comparison; Comparison of the variables at baseline, 2 weeks after and 4 weeks after intervention between the experimental and control groups;

Within-group comparison; ^bComparison of the variables between baseline and 2 weeks after the intervention; ^cComparison of the variables between baseline and 4 weeks after the intervention; ^dComparison of the variables between 2 weeks and 4 weeks after intervention.