Table 1. Demographic data and Apathy Scale (AS) data for the whole sample (All) and for the subsamples performing the working memory (N-Back) and attentional control (VAC) tasks.

	Demographic Data						Apathy Scale
	N		Age	Handedness	Socio-economic status	IQ
All	311	mean	27.3	0.72	41.13	108.3	9.46
	146 ♂	sd	6.79	0.48	16.29	12.15	3.83
N-Back	247	mean	27.2	0.73	42.42	108.49	9.53
	119 ♂	sd	6.96	0.47	16.18	12.40	3.85
VAC	201	mean	27	0.72	42.42	109.645	9.16
	94 ♂	sd	5.4	0.48	16.7	11.81	3.25