Table 2.

Means, standard deviations, and correlations among variables (N = 277)

	Variables	Mean	SD	1	2	3	4	5	6	7	8	9	10
1.	Addictive tendencies	37.09	11.23	−
2.	Probable problematic user or not#	−	−	.73**	−
3.	Daily usage of SNSs via smartphones	3.01	1.18	.31**	.23**	–
4.	Internet self-efficacy	1.64	0.23	−.42**	−.23**	−.09	−
5.	Outcome expectancies	3.37	0.50	.21**	.17**	.18**	−.10	−
6.	Impulsivity	2.81	0.47	.23**	.14*	.14*	−.25**	.14**	−
7.	Gender#	−	−	.03	[.10]	−.04	−.06	.11	−.28**	−
8.	Age	26.62	4.42	−.20**	−.05	.02	.12	.01	−.05	−.18**	−
9.	Marital status#	−	−	−.13*	[.06]	.05	.09	−.01	−.11	[2.71]	.54**	−
10.	Educational level#	−	−	−.11	[3.77]^	−.08	.05	−.06	−.09	[.13]	.18**	[.46]	−
11.	Work status#	−	−	−.16**	[6.14]*	.03	−.03	.03	.00	[2.57]	.49**	[16.48]**	[14.16]**

Note: ^* p < .05; ^** p < .01; ^ p =.05; # Dichotomous variable; Chi-square value is reported inside square brackets.