TABLE 1.

Correlation analysis of family functioning, self-evaluation, problematic mobile phone use, and loneliness.

	M ± SD	1	2	3	4	5
1 Family functioning	3.91 ± 0.79	1
2 Self-evaluation	3.36 ± 0.60	0.43**	1
3 Problematic mobile phone use	2.84 ± 0.64	−0.14**	−0.33**	1
4 Loneliness	2.37 ± 0.64	−0.43**	−0.61**	0.24**	1
5 Gender		0.04**	−0.05**	0.02	−0.07**	1

**p < 0.01.