Table 1.

Descriptive statistics for study variables (N=231).

	M	SD	1	2	3
1. Self-efficacy	3.34	0.65	–
2. Self-control	3.44	0.51	0.23***	–
3. Depression	2.10	0.30	-0.21**	-0.41***	–

*indicates P < 0.05, **indicates P < 0.01, and ***indicates P < 0.001.