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. Author manuscript; available in PMC: 2014 Aug 14.
Published in final edited form as: J Appl Soc Psychol. 2006 Jul 6;34(6):1229–1250. doi: 10.1111/j.1559-1816.2004.tb02005.x

Table 2.

Hierarchical Regression of Intention on Attitude, Subjective Norm, and Intention (Step 1), Sum of the Belief Product Terms (Step 2), and Risk for Regular Marijuana Use (Step 3)

β
Predictor Step 1 Step 2 Step 3 F change Δ R 2
Attitude .62*** .56*** .44***
Subjective norm .11*** .07** .06*
Self-efficacy −.14*** −.12*** −.14*** 408.90*** .56***
Σbe — .11*** .07**
Σnb(mc) — .08** .02 17.47*** .02***
Risk — — .29*** 129.25*** .05***
*

p < .05.

**

p < .01.

***

p < .001.