Table 3 The independent and interactive effects of DRD2 and DRD4 on lifetime conduct problems and composite index of antisocial behavior
Lifetime Conduct Problems | Composite Index of Antisocial Behavior | |||||||
|---|---|---|---|---|---|---|---|---|
b | SE | z | p | b | SE | z | p | |
Polymorphisms | ||||||||
DRD2 | .010 | .06 | 1.52 | .127 | .205 | .16 | 1.31 | .189 |
DRD4 | .041 | .07 | .56 | .575 | -.113 | .22 | -.52 | .600 |
DRD2 × DRD4 | .296 | .10 | 3.00 | .003 | .656 | .23 | 2.85 | .004 |
Control variables | ||||||||
Age | -.084 | .03 | -3.18 | .001 | -.080 | .06 | -1.25 | .210 |
Race | .338 | .11 | 3.14 | .002 | .557 | .26 | 2.11 | .035 |