Table 4.

Mediator analyses of immersive tendency, ADHD symptoms, and POG

Mediator	Detecting steps in mediation model	B	SE B	β	R2
Inattention	Step 1 (path c)
	Outcome: POG
	Predictor: IT	0.437	0.085	0.592***	0.351
	Step 2 (path a)
	Outcome: Inattention
	Predictor: IT	0.363	0.098	0.469***	0.220
	Step 3 (paths b and c’)
	Outcome: POG
	Mediator: Inattention (path b)	0.631	0.086	0.662***
	Predictor: IT (path c’)	0.208	0.067	0.282**	0.692
Hyperactivity	Step 2 (path a)
	Outcome: Hyperactivity
	Predictor: IT	0.331	0.070	0.561***	0.315
	Step 3 (paths b and c’)
	Outcome: POG
	Mediator: Hyperactivity (path b)	0.636	0.150	0.509***
	Predictor: IT (path c’)	0.226	0.088	0.307*	0.528
ADHD index	Step 2 (path a)
	Outcome: ADHD index
	Predictor: IT	0.355	0.066	0.608***	0.369
	Step 3 (paths b and c’)
	Outcome: POG
	Mediator: ADHD index (path b)	0.923	0.128	0.731***
	Predictor: IT (path c’)	0.109	0.075	0.148	0.688

^*p<0.05,

^**p<0.01,

^***p<0.001.

IT: immersive tendency, POG: problematic online gaming, ADHD: attention deficit/hyperactivity disorder