Table 2.

Correlation matrix of each variable.

Correlation
	Age	SAS-SV	SA-SC	PANAS: positive	PANAS: negative	BIS: attentional impulsivity	BIS: movement impulsivity	BIS: unplanned impulsivity	BIS	BDI
SAS-SV	0.098
SAS-C	0.119	0.907**
PANAS: positive	− 0.231*	0.032	0.037
PANAS: negative	0.009	0.284*	0.296**	– 0.141
BIS: attentional impulsivity	− 0.002	0.596**	0.608**	− 0.119	0.323**
BIS: movement impulsivity	0.038	0.356**	0.288**	0.113	0.172	0.311**
BIS: unplanned impulsivity	− 0.047	0.381**	0.324**	− 0.225*	0.208	0.558**	0.455**
BIS	− 0.004	0.537**	0.483**	− 0.088	0.282*	0.728**	0.784**	0.855**
BDI	0.138	0.297**	0.237*	− 0.454**	0.497**	0.242*	0.042	0.208	0.194
BAI	0.102	0.405**	0.343**	− 0.120	0.608**	0.371**	0.135	0.186	0.269*	0.576**

SAS-SV smartphone addiction scale-short version, SAS-C smartphone addiction scale for college students, BIS Barratt impulsiveness scale-11, BDI beck depression inventory-II, BAI beck anxiety inventory.

*At the 0.05 level (two tailed), the correlation is significant.

**At the 0.01 level (two tailed), the correlation is significant.