Table 4.
Predicted Probability of Child Alcohol Use Onset Given the Predictor Variables and Percent of Overall Variance Explained from the Survival Analyses
| Model |
|||||
|---|---|---|---|---|---|
| Child alcohol use onset predicted by: |
Parent tobacco use |
Parent alcohol use |
Parent marijuana use |
Parent tobacco, alcohol, and marijuana use |
Parent tobacco, alcohol, and marijuana use with controls |
| Child gender (male = 1, female = 0) |
2.10* |
1.73* |
1.92* |
2.08* |
1.74M |
| Mothers’ tobacco use | 1.88*** | -- | -- | 2.20*** | 2.13*** |
| Fathers’ tobacco use | 0.77 | -- | -- | 0.72M | 0.78 |
| Mothers’ alcohol use | -- | 1.54* | -- | 1.61* | 1.58* |
| Fathers’ alcohol use | -- | 1.02 | -- | 1.14 | 1.27 |
| Mothers’ marijuana use | -- | -- | 1.32* | 1.11 | 1.12 |
| Fathers’ marijuana use | -- | -- | 1.06 | 0.82 | 0.83 |
| Fathers’ alcohol X marijuana use |
-- |
-- |
-- |
1.52* |
1.49* |
| Parents’ education | -- | -- | -- | -- | 1.14 |
| Child antisocial behavior | -- | -- | -- | -- | 1.63* |
| % variance explained (R2) | 15.5** | 7.4 | 5.4M | 27.0*** | 30.6*** |
Note:
***
p <.001.
**
p <.01.
*
p <.05.
M
p <.10.
All parent substance use predictor variables and control variables of child antisocial behavior and parental education were standardized across all children (i.e., means of 0 and variances of 1).
Reprinted with permission from: Capaldi, D. M., Tiberio, S. S., Kerr, D. C. R., & Pears, K. C. (2016). The relationships of parental alcohol versus tobacco and marijuana use on early adolescent onset of alcohol use. Journal of Studies on Alcohol and Drugs, 77(1), 95–103.