From: A gene × gene interaction between DRD2 and DRD4 is associated with conduct disorder and antisocial behavior in males
Measure
Mean
Standard Deviation
Range
Conduct disorder at wave 1
1.28
1.95
0–12
Conduct disorder at wave 2
.33
.82
0–7
Conduct disorder at wave 3
.40
.77
Lifetime conduct problems
.67
.91
0–5.67
Composite antisocial behavior index
.08
.29
0–2