Table 6.

Criterion-related validity of the BSMAS using regression models with adjustment for age and gender

	BSMASa		IGDS-SFb
Criterion	β	p value	β	p value
IGDS-SF
Internet gaming disorder	0.542	<.001	–	–
Depression Anxiety Stress Scale
Depression	0.038	.01	0.147	<.001
Anxiety	0.039	.01	−0.014	.49
Stress	0.039	.002	0.019	.29
ADHD Rating Scale
Inattention	0.101	<.001	0.087	<.001
Hyperactivity	0.061	<.001	0.085	<.001
Self-report
Daily hours spent on social media	0.281	<.001	0.427	<.001

Note. BSMAS: Bergen Social Media Addiction Scale; ADHD: attention deficit hyperactivity disorder; IGDS-SF: Internet Gaming Disorder Scale – Short Form.

^aTotal R² (adjusted R²) = .624 (.623); the R² (adjusted R²) of age and gender was .075 (.075).

^bTotal R² (adjusted R²) = .262 (.260); the R² (adjusted R²) of age and gender was .040 (.039).