Table 1

Descriptive statistics depending on gender.

	Gender	Mean (SD)	t	p	Cohen’s d
Emotional expressiveness pre-	Male	3.68 (.76)	–	< .001	.21
	Femenino	4.01 (.64)	-4.03
Emotional expressiveness post-	Male	3.77 (.72)	–	.002	.36
	Femenino	4.01 (.62)	-3.07
Self-control pre-	Male	3.66 (.49)	–	< .001	.58
	Femenino	3.95 (.51)	-4.89
Self-control post-	Male	3.88 (.50)	–	.172
	Female	3.96 (.56)	-1.36
Motivation pre-	Male	3.61 (.58)	–	< .001	.68
	Female	3.99 (.54)	-5.71
Motivation post-	Male	3.79 (.56)	–	< .001	.41
	Female	4.01 (.50)	-3.60
Self-awareness pre-	Male	3.90 (.60)	–	.021	.27
	Female	4.06 (.57)	-2.32
Self-awareness post-	Male	3.97 (.62)	–	.219
	Female	4.06 (.63)	-1.23
Social skills pre-	Male	2.91 (1.19)	–	.330
	Female	3.04 (1.16)	-.977
Social skills post-	Male	3.22 (1.21)	.875	.382
	Female	3.10 (1.20)