Effects of exergame training combined with omega-3 fatty acids on the elderly brain: a randomized double-blind placebo-controlled trial

Table 2 Time × group interaction and time main effects of repeated measures Puri & Sen-analysis of ranked data for motor evoked potentials and recruitment curve slopes

	Interaction effect (time × intervention)					Main effect (time, pre vs. post)
	r²	L	p	Ƞ_p²	Ƞ_G²	r²	L	p	Ƞ_p²	Ƞ_G²
Stimulation intensity
90% RTM	0.002	0.084	.776	< 0.01	< 0.01	0.021	0.831	.369	0.02	< 0.01
100% RTM	0.015	0.611	.441	0.02	< 0.01	0.015	0.611	.441	0.02	< 0.01
110% RTM	0.019	0.745	.395	0.02	< 0.01	0.125	4.993	.023^*	0.12	0.02
120% RTM	0.011	0.428	.520	0.01	< 0.01	0.091	3.623	.056	0.09	0.02
130% RTM	0.001	0.026	.875	< 0.01	< 0.01	0.000	0.002	.963	< 0.01	< 0.01
140% RTM	0.038	1.522	.222	0.04	0.02	0.018	0.730	.400	0.02	0.01
Recruitment curve slope	0.027	1.080	.307	0.03	0.01	0.010	0.400	.307	0.01	< 0.01

N = 41; fish oil and exergame group N = 21 and olive oil and exergame group N = 20. *p < .05. η_p²: effect size. η_G²: effect size

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