Table 2.
Multilevel Model Results Predicting Boys’ Frequency of Drunkenness (N = 780 participants, 1603 observations)
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Peers’ drunkenness | Peers’ attitudes | Unstructured socializing | Full model | Full model plus time interactions | ||||||
| Coefficient | bootstrapped SE | Coefficient | bootstrapped SE | Coefficient | bootstrapped SE | Coefficient | bootstrapped SE | coefficient | bootstrapped SE | |
| Within-person effects | ||||||||||
| Friends’ drunkenness | 0.29*** | 0.07 | 0.28*** | 0.05 | 0.27*** | 0.07 | ||||
| Partners’ drunkenness | 0.10* | 0.05 | 0.08 | 0.05 | 0.07 | 0.06 | ||||
| Partners’ friends’ drunkenness | 0.20** | 0.06 | 0.22*** | 0.06 | 0.21** | 0.07 | ||||
| Friends’ attitudes | 0.22** | 0.07 | 0.02 | 0.06 | 0.01 | 0.07 | ||||
| Partners’ attitudes | 0.14*** | 0.04 | 0.09* | 0.04 | 0.08 | 0.04 | ||||
| Partners’ friends’ attitudes | 0.15* | 0.07 | −0.05 | 0.07 | −0.04 | 0.06 | ||||
| Unstructured socializing with friends | 0.02 | 0.03 | <−0.01 | 0.03 | −0.08 | 0.04 | ||||
| Unstructured socializing with partners | −0.01 | 0.02 | <−0.01 | 0.02 | <0.01 | 0.02 | ||||
| Romantic partners’ unstructured socializing with friends | 0.02 | 0.04 | <−0.01 | 0.04 | <0.01 | 0.04 | ||||
| Time* unstructured socializing with friends | 0.05* | 0.02 | ||||||||
| Time | 0.09*** | 0.02 | 0.16*** | 0.02 | 0.25*** | 0.02 | 0.09*** | 0.02 | −0.08 | 0.05 |
| School grades | −0.10 | 0.07 | −0.12 | 0.07 | −0.15** | 0.06 | −0.10 | 0.06 | −0.10 | 0.08 |
| Outdegree | −0.01 | 0.02 | −0.02 | 0.03 | −0.02 | 0.03 | −0.01 | 0.02 | −0.01 | 0.02 |
| Partner’s outdegree | −0.01 | 0.02 | −0.01 | 0.02 | −0.02 | 0.01 | −0.01 | 0.02 | −0.01 | 0.02 |
| Between-person effects | ||||||||||
| Free/reduced lunch | −0.05 | 0.07 | −0.04 | 0.08 | <−0.01 | 0.07 | −0.02 | 0.08 | −0.02 | 0.08 |
| Lives with both parents | 0.03 | 0.07 | 0.05 | 0.06 | 0.02 | 0.09 | 0.02 | 0.06 | 0.03 | 0.07 |
| Grades averaged across waves | −0.05 | 0.08 | −0.03 | 0.08 | −0.02 | 0.10 | ||||
| Friends’ drunkenness averaged across waves | 0.15 | 0.10 | 0.12 | 0.10 | 0.13 | 0.12 | ||||
| Partners’ drunkenness averaged across waves | <0.01 | 0.08 | 0.01 | 0.07 | 0.01 | 0.09 | ||||
| Partners’ friends’ drunkenness averaged across waves | 0.13* | 0.06 | 0.08 | 0.11 | 0.07 | 0.09 | ||||
| Friends’ attitudes averaged across waves | 0.22* | 0.09 | <0.01 | 0.10 | 0.01 | 0.10 | ||||
| Partners’ attitudes averaged across waves | 0.01 | 0.08 | −0.08 | 0.10 | −0.08 | 0.08 | ||||
| Partners’ friends’ attitudes averaged across waves | 0.22* | 0.09 | 0.08 | 0.14 | 0.08 | 0.09 | ||||
| Unstructured socializing with friends averaged across waves | .28*** | 0.05 | 0.16*** | 0.06 | 0.17** | 0.05 | ||||
| Unstructured socializing with partners averaged across waves | −.03 | 0.04 | −0.02 | 0.05 | −0.02 | 0.04 | ||||
| Romantic partners’ unstructured socializing with friends averaged across waves | .12* | 0.06 | 0.08 | 0.06 | 0.08 | 0.05 | ||||
| Outdegree averaged across waves | −0.04 | 0.02 | −0.02 | 0.04 | −0.01 | 0.03 | −0.03 | 0.03 | −0.03 | 0.03 |
| Partner’s outdegree averaged across waves | 0.05 | 0.03 | 0.05 | 0.03 | 0.05 | 0.03 | 0.04 | 0.03 | 0.04 | 0.03 |
| Variance components | ||||||||||
| Within-person | .65 | .70 | .75 | .64 | .64 | |||||
| Between-person | .79 | .81 | .83 | .79 | .79 | |||||
| ICC | .40 | .43 | .45 | .40 | .40 | |||||
Notes:
*
p < .05,
**
p < .01,
***
p < .001.