Table 3.
Linear Regressions of Problem Behaviors on Energy Drink Consumption (Standardized Parameter Estimates)
| Cigarette Use | Alcohol Use | Alcohol Problems | Marijuana Use | Prescription Drug Use | Sexual Risk | |
|---|---|---|---|---|---|---|
| β | β | β | β | β | β | |
| MODEL 1 | ||||||
| Race | -.15*** | -.26*** | -.23*** | -.17*** | -.13** | -.03 |
| Sex | -.05 | -.11** | -.15*** | -.08* | -.05 | -.13** |
| Age | .15*** | .03 | -.00 | -.04 | -.01 | .03 |
| Parental Education | .03 | -.01 | .02 | .03 | .01 | .09* |
| College GPA | -.02 | -.11** | -.10* | -.14** | -.11* | -.15*** |
| Energy Drink Frequency | .22*** | .25*** | .28*** | .16*** | .19*** | .09* |
| R2 | .10 | .17 | .19 | .09 | .07 | .07 |
| MODEL 2 | ||||||
| Race * Energy Drink Frequency | -.12** | -.11* | -.14** | .01 | -.13** | -.04 |
| R2 | .11 | .18 | .20 | .09 | .08 | .07 |
***
p<.001
**
p<.01
*
p<.05
+
p<.10
Model 1 includes only main effects; Model 2 includes both main effects and product terms. Only highest-order results are shown for each model.