Table 3.

Hierarchical regression analysis examining the relationships between problematic internet use, perceived parental supportiveness, and subjective mental well-being (N=4592)^a.

Variable		Problematic internet use		P value	ΔR2 (%) (total R2=28.5%)
		β	SE
Control variables					22.2
	Age	–.072	0.032	<.001
	Genderb	.002	0.107	.90
	Racec	.053	0.115	<.001
	Family income	.050	0.016	.002
	Family structured	–.020	0.160	.22
	School typee	–.060	0.135	<.001
	Frequency of checking social media	.277	0.027	<.001
Independent variables					4.2
	Perceived parental supportiveness	–.285	0.018	<.001
	Subjective mental well-being	–.079	0.011	<.001
Interactions					2.2
	Perceived parental supportiveness × subjective mental well-being	–.191	0.003	<.001

^aAll coefficients are standardized. Predictors are mean-centered.

^bFemale=1, male=2.

^cWhite=1, others=0.

^dDivorced, separated, or widowed parent=1, others=0.

^ePublic school=1, others=0.