Table 3.

Validity and reliability coefficients of the Videogame Addiction Scale for Children

Factor name	Item number	Item	Factor load	Cronbach’s alpha (sub-scale)	Cronbach’s alpha (scale)
Self-control	27	I cannot resist playing videogames even if it negatively affects my life	.718	0.84	0.89
	30	Even if I control the amount of time I spend playing videogames, after a while I continue to play again uncontrollably	.718
	26	I feel that whatever I do, I am not able to control the time I spend playing videogames	.656
	20	I cannot stop playing videogames even if I think I have spent so much time playing them	.651
	18	I am not interested in anything else while playing videogames	.644
	25	Although I want to reduce amount of time I spend playing videogames, I fail every time	.640
	14	I forget my problems while playing videogames	.483
Reward/reinforcement	3	In videogames, defeating my enemies/leaping up a level gives me pleasure	.776	0.83
	15	In videogames, defeating my enemies/leaping up a level makes me feel stronger than my enemies.	.706
	8	I think playing videogames is very enjoyable activity	.700
	17	In videogames, defeating my enemies/leaping up a level increases my self-esteem	.693
	13	I do not feel bored when I play videogames	.660
	29	I feel happy when I play videogames	.642
Problems	9	Playing videogames prevents me from fulfilling my responsibilities	.862	0.75
	5	Playing videogames prevents me from eating regular meals	.750
	2	The games I play prevent me from spending time with my family	.746
	10	I have sleeping problems due to playing videogames	.490
Involvement	23	I always talk about videogames with my friends	.683	0.73
	28	I make friends via online videogames	.673
	22	I see my videogames/game characters in my dreams	.624
	16	I act like videogame characters in my daily life activities	.513