Table 2.

Prevalence of game addiction according to studies.

Studies	Scale	Game addiction (%)
Kim D. J. et al.	MGUS	2.3
Teng et al.	IGDS-SF9	5
Cuong et al.	IGD-20	11.6
Zhu et al.	N/A*	13.6
She et al.	IGDS-SF9	14.8
Kim et al.	MGUS	16.1
Li et al. adolescent group	N/A*	17.8
Donati et al. child group	VGS	19
Donati et al. adolescent group	VGS	22
Chen, C.Y. et al.	IGDS-SF9	23.7
Elsayed et al.	N/A*	29.4

MGUS, Maladaptive Game Use Scale; IGDS-SF9, Internet Gaming Disorder Scale-Short Form; IGD-20, Internet gaming disorder Test; VGS, Video Gaming Scale; N/A, not available.

^*More than five gaming hours were considered as Game addiction in the present study.