Table 7.

Interaction effects (time × intervention) of repeated measures Puri & Sen-analyses of ranked data for spatio-temporal gait parameters.

Time × intervention interaction	Pillai's trace r2	L = (N − 1)r2	p	${\eta }_G^2$
SPEED [M/S]
Single-task normal	0.001	0.026	0.880	0.01
Single-task fast	0.068	1.768	0.189	0.00
Dual-task normal	0.001	0.026	0.882	0.01
Dual-task fast	0.004	0.104	0.753	0.00
CADENCE [STEPS/MIN]
Single-task normal	0.003	0.078	0.774	0.05
Single-task fast	0.108	2.808	0.094	0.08
Dual-task normal	0.032	0.832	0.371	0.00
Dual-task fast	0.031	0.806	0.376	0.01
STRIDE LENGTH [M]
Single-task normal	0.000	0.000	0.915	0.00
Single-task fast	0.007	0.182	0.682	0.01
Dual-task normal	0.014	0.364	0.554	0.01
Dual-task fast	0.070	1.820	0.183	0.01

N = 27; exergame group N = 13 and balance group N = 14. p ≤ 0.05, p-values are one-tailed. ${\eta }_G^2$, effect size, normal: preferred speed, fast: fast speed.