The role of working memory capacity in soccer tactical decision making at different levels of expertise

Cognitive Research: Principles and Implications

Table 2 Regression (moderation) analysis predicting RTs, accuracy rates, and IESs of tactical decision-making (Helmert coding)

	b	se	t	p	95% CI
	b	se	t	p	LL	UL
RT
WMC	− 90.018	26.490	− 3.40	< .001	− 142.462	− 37.575
D₁	131.467	45.437	2.89	.005	41.512	221.422
D₂	124.734	51.543	2.42	.017	22.690	226.777
D₁ × WMC	− 42.602	56.230	− 0.76	.451	− 154.042	68.838
D₂ × WMC	− 5.893	64.776	0.09	.928	− 134.133	122.348
Accuracy
WMC	0.007	0.009	0.71	.481	− .012	.025
D₁	− 0.050	0.016	− 3.15	.002	− .081	− .019
D₂	− 0.034	0.018	− 1.88	.063	− .069	.002
D₁ × WMC	− 0.008	0.019	− 0.38	.701	− .046	.031
D₂ × WMC	− 0.004	0.022	− 0.19	.850	− .049	.040
IES
WMC	− 109.890	32.859	− 3.344	.001	− 174.944	− 44.837
D₁	209.923	56.362	3.725	< .001	98.340	321.507
D₂	192.070	63.936	3.004	.003	65.492	318.648
D₁ × WMC	− 57.522	69.824	− 0.824	.412	− 195.756	80.713
D₂ × WMC	− 1.217	80.350	− 0.015	.988	− 160.292	157.857

D₁ = professional vs. lower levels of expertise; D₂ = amateur vs. recreational level of expertise