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. Author manuscript; available in PMC: 2013 Jun 11.

Published in final edited form as: J Youth Adolesc. 2009 Oct 1;39(9):981–998. doi: 10.1007/s10964-009-9455-3

Table 2.

Correlation matrix for Study 1

Variables	Substance use		Peer influence				Parental influence			Media influence
	1	2	3	4	5	6	7	8	9	10	11	12
1. Current use	1.00	0.34^***	−0.02	0.09^***	0.19^***	0.40^***	−0.18^***	−0.21^***	0.03^*	−0.02	0.16^***	0.22^***
2. Intentions to use		1.00	−0.12^***	0.25^***	0.17^***	0.33^***	−0.23^***	−0.16^***	0.12^***	0.18^***	0.08^***	0.36^***
3. Positive peer pressure			1.00	0.01	−0.04^**	−0.18^***	0.42^***	0.10^***	−0.09^***	0.03^**	0.10^***	−0.01
4. Negative peer pressure				1.00	0.27^***	0.28^***	0.00	−0.12^***	0.12^***	0.14^***	0.18^***	0.26^***
5. Social norms					1.00	0.28^***	−0.05^***	−0.24^***	0.10^***	0.16^***	0.39^***	0.19^***
6. Peer use						1.00	−0.20^***	−0.19^***	0.27^***	0.07^***	0.19^***	0.23^***
7. Parental pressure							1.00	0.23^***	−0.18^***	0.05^***	0.05^***	−0.12^***
8. Parental reaction								1.00	−0.21^***	0.06^***	−0.13^***	−0.27^***
9. Parental use									1.00	0.08^***	0.00	0.02^*
10. Desirability										1.00	0.23^***	0.01
11. Realism											1.00	0.20^***
12. Similarity												1.00

N = 351

^*

p < 0.05;

^**

p < 0.01;

^***

p < 0.001