Table 1.
Mixed-model regression of group predictors of individuals' cumulative blood alcohol concentration at exit (N = 368 groups)
| Parameter | b | SE | t | P |
| Individual level | ||||
| Female | 0.20 | 0.31 | 0.66 | .511 |
| Non-White | -0.58 | 0.33 | -1.77 | .077 |
| Age | 0.00 | 0.04 | -0.07 | .948 |
| Time in club | 0.01 | 0.00 | 4.90 | .000 |
| Group level | ||||
| Group size | -0.17 | 0.16 | -1.08 | .281 |
| Dyada | -0.39 | 0.46 | -0.86 | .392 |
| Group mean age | 0.00 | 0.02 | 0.06 | .950 |
| Percentage heterosexual | 0.00 | 0.00 | -1.10 | .272 |
| Average drinking intentions | 3.10 | 0.27 | 11.41 | .000 |
| Average drunkenness expectations | 0.04 | 0.26 | 0.17 | .865 |
| Discrepancy in drunkenness expectations | 0.02 | 0.20 | 0.12 | .905 |
| No frequent drunk members | -1.35 | 0.47 | -2.87 | .004 |
| Average of drug use expectations | -0.06 | 0.43 | -0.14 | .886 |
| Discrepancy in drug use expectations | 0.58 | 0.31 | 1.90 | .058 |
| Responsible member | 0.27 | 0.49 | 0.54 | .587 |
| Concern for safety | 0.01 | 0.48 | 0.02 | .985 |
Notes: Bold indicates statistical significance.
a
As compared with larger than a dyad.