Table 3.

Effective connectivity results.

	General task-related connectivity					Interference-related connectivity
Direction	t	Df	p	d	n (HF / LF)	t	Df	p*	d	n (HF / LF)1
lDLPFC → lIPS	− 0.956	42	0.172	− 0.289	21/23	1.022	40	0.156	0.316	20/22
lDLPFC → rDLPFC	0.042	39	0.516	0.013	21/20	1.534	39	0.066	0.481	22/19
lDLPFC → rIPS	0.565	41	0.712	0.173	20/20	− 0.141	36	0.556	− 0.046	19/19
lIPS → lDLPFC	0.220	39	0.586	0.069	20/21	− 0.688	38	0.752	− 0.220	21/19
lIPS → rDLPFC	0.330	40	0.628	0.102	20/22	0.945	41	0.175	0.289	23/20
lIPS → rIPS	− 0.039	40	0.484	− 0.012	22/20	0.330	38	0.372	0.105	21/19
rDLPFC → lDLPFC	0.060	43	0.524	0.018	23/22	− 0.824	35	0.792	− 0.271	18/19
rDLPFC → lIPS	0.090	41	0.536	0.027	21/22	0.191	41	0.425	0.058	21/22
rDLPFC → rIPS	− 0.435	38	0.333	− 0.138	20/20	0.087	36	0.466	0.028	19/19
rIPS → lDLPFC	− 1.091	40	0.141	− 0.337	20/22	− 0.760	38	0.774	− 0.240	20/20
rIPS → lIPS	− 1.346	40	0.093	− 0.417	22/20	− 1.568	40	0.938	− 0.484	21/21
rIPS → rDLPFC	0.880	40	0.808	0.272	21/21	− 0.560	40	0.711	− 0.174	22/20

Independent t-test between Lower-Fit and Higher-fit children for all connections within the fronto-parietal network. lDLPFC = Left dorso-lateral prefrontal cortex; rDLPFC = Right dorsolateral prefrontal cortex; lIPS = Left intraparietal sulci; rIPS = Right intraparietal sulci; ¹after extreme outlier removal.