Table 4 Hierarchical regression of the intention to avoid sex with people who are intoxicated
| Â | Â | Step1 | Step 2 | Step 3 | Step 4 | ||||
|---|---|---|---|---|---|---|---|---|---|
r | b | β | b | β | b | β | b | β | |
Avoid sex intoxicated people | |||||||||
 Attitude | .167** | -.01 | -.01 | -.02 | -.03 | -.02 | -.02 | -.02 | -.02 |
 Subjective norm | .413** | .30 | .31*** | .17 | .18*** | .16 | .17*** | .16 | .17*** |
 Perceived behavioural control | .213** | .17 | .19*** | .13 | .14*** | .12 | .13*** | .12 | .14*** |
Reduce alcohol and marijuana use | |||||||||
 Attitude | .290** |  |  | .17 | .16*** | .18 | .17*** | .16 | .15*** |
 Subjective norm | .378** |  |  | .15 | .14*** | .14 | .13*** | .15 | .13*** |
 Perceived behavioural control | .114* |  |  | -.11 | -.09 | -.12 | -.10 | -.12 | -.09 |
 Intention | .479** |  |  | .34 | .33*** | .35 | .34*** | .35 | .33*** |
Responsible manhood | |||||||||
 Attitude | .125* |  |  |  |  | .04 | .08 | .04 | .08 |
 Subjective norm | .060 |  |  |  |  | .03 | .06 | .03 | .06 |
 Perceived behavioural control | .118* |  |  |  |  | .02 | .05 | .02 | .04 |
 Intention | .100 |  |  |  |  | -.01 | -.01 | .01 | -.01 |
Demographic and past behaviour | |||||||||
 Age | .014 |  |  |  |  |  |  | -.01 | .00 |
 Level of education | .075 |  |  |  |  |  |  | .05 | .05 |
 Relationship status | -.066 |  |  |  |  |  |  | -.01 | .00 |
 Marijuana use | .018 |  |  |  |  |  |  | .04 | -.06 |
 Alcohol use | -.076 |  |  |  |  |  |  | -.01 | -.01 |
 Number sex partners | .008 |  |  |  |  |  |  | -.00 | -.00 |
Constant | Â | 2.35 | Â | 7.35 | Â | .06 | Â | .07 | Â |
Adjusted R Square | Â | .17*** | .37*** | .37 | .37 | ||||