Table 3.
Variable | b | SE b | IRR | χ 2 | R2a |
---|---|---|---|---|---|
Step 1 | 1042.65*** | .44 | |||
Alcohol use | 0.77 | 0.03 | 2.16*** | ||
Male gender | -0.04 | 0.06 | 0.96 | ||
Sensation seeking | 0.23 | 0.03 | 1.26*** | ||
Impulsivity | 0.003 | 0.03 | 1.00 | ||
PAC | -0.05 | 0.03 | 0.95 | ||
Step 2 | 1052.46*** | .45 | |||
Alcohol use | 0.78 | 0.03 | 2.17*** | ||
Male gender | -0.05 | 0.06 | 0.95 | ||
Sensation seeking | 0.22 | 0.03 | 1.25*** | ||
Impulsivity | 0.00 | 0.03 | 1.00 | ||
PAC | -0.06 | 0.03 | 0.94* | ||
Sensation seeking × PAC | 0.09 | 0.03 | 1.09** | ||
Impulsivity × PAC | 0.004 | 0.03 | 1.00 |
Note. Generalized linear model using negative binomial distribution and log link. All predictor variables assessed senior year of high school. PAC =Perceived awareness and caring. Δχ2(2) = 9.77, p = .008.
Cragg and Uhler R2.
p < .05.
p < .01.
p < .001.