The relationship between high residential density in student dormitories and anxiety, binge eating and Internet addiction: a study of Chinese college students

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Table 2 Multiple regression analysis testing for moderator (self control as moderator)

Predictor	Dependent	Beta	P value	R² change (%)
Male
First step	Internet addiction
Ethnic group		2.47	0.12
Age		1.08	0.08
Father education level		1.22	0.32
Mother education level		−1.79	0.16
Second step	Internet addiction
SAS		0.40	0.00**	12
SCS		−0.32	0.00**	12
Third step	Internet addiction
SAS * SCS		−0.01	0.03*	1
Female
First step	Internet addiction
Ethnic group		0.83	0.58
Age		1.24	0.03*
Father education level		0.48	0.67
Mother education level		1.91	0.13
Second step	Internet addiction
SAS		0.56	0.00**	14
SCS		−0.17	0.00**	5
Third step	Internet addiction
SAS * SCS		−0.01	0.53