Voxel-level comparison of arterial spin-labeled perfusion magnetic resonance imaging in adolescents with internet gaming addiction

Table 1 Demographic and behavioral characteristics of the included participants

	Adolescent with	Control group	P value
	internet gaming	(n = 18)
	addiction
	group (n = 15)
	(Mean ± SD)	(Mean ± SD)
Age (years)	16.93 ± 2.34	16.33 ± 2.61	0.50
Gender (M/F)	13/2	14/4	0.67
Education (years)	9.53 ± 2.17	9.56 ± 3.01	0.98
Hours of Internet use per week	25.47 ± 17.89	9.28 ± 12.90	<0.0001
Chen Internet Addiction Scale (CIAS)	66.73 ± 3.01	40.50 ± 8.42	<0.0001
Self-Rating Anxiety Scale (SAS)	44.33 ± 5.72	41.17 ± 4.45	0.08
Self-rating depression scale (SDS)	50.20 ± 7.55	50.06 ± 7.26	0.96
BIS-11 Attentional key	14.80 ± 2.65	13.06 ±2.34	0.05
Motor key	19.67 ± 3.90	18.11 ±2.70	0.18
Non-planning key	26.67 ± 3.15	23.94 ± 3.02	<0.0001
total score	61.13 ± 7.61	55.11 ± 5.92	0.02

Abbreviation: SD standard deviation, CIAS Chen Internet Addiction Scale, SAS Self-Rating Anxiety Scale, SDS Self-rating depression scale, BIS-11 Barratt Impulsiveness Scale-11.
Two-sample t test was used for group comparisons but chi-square was used for gender comparison.