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

Cognitive Research: Principles and Implications

Table 3 Regression (moderation) analysis predicting RTs, accuracy rates, and IESs of tactical decision-making under distraction (Helmert coding)

	b	SE	t	p	95% CI
	b	SE	t	p	LL	UL
RT
WMC	− 117.848	25.164	− 4.68	< .001	− 167.667	− 68.029
D₁	176.662	43.163	4.09	< .001	91.210	262.115
D₂	115.234	48.963	2.35	.020	18.298	212.170
D₁ × WMC	− 21.108	53.472	− 0.43	.666	− 128.971	82.755
D₂ × WMC	− 4.376	61.534	− 0.07	.943	− 126.198	117.446
Accuracy
WMC	0.031	0.011	2.73	.007	.009	.054
D₁	− 0.068	0.020	− 3.47	< .001	− .106	− .029
D₂	− 0.044	0.022	− 2.01	.047	− .088	− .001
D₁ × WMC	0.028	0.024	− 1.16	.247	− .020	.076
D₂ × WMC	− 0.002	0.028	− 0.07	.945	− .060	.053
IES
WMC	− 203.60	33.970	− 5.99	< .001	− 270.858	− 136.335
D₁	326.01	58.280	5.59	< .001	210.635	441.376
D₂	209.98	66.11	3.18	0.002	79.104	340.854
D₁ × WMC	− 107.60	72.19	− 1.49	0.139	− 250.532	35.323
D₂ × WMC	− 44.11	83.08	− 0.53	0.596	− 208.589	120.360

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