Conduct Disorder

Conduct disorder has four main groupings:

Typically there would have been three or more of the following behaviors in the past 12 months, with at least one in the past 6 months:

Aggressive conduct that causes or threatens physical harm to other people or animal
  • Often bullies, threatens, or intimidates others
  • Often initiates physical fights
  • Used a weapon that can cause serious physical harm to others (e.g., a bat, brick, broken bottle, knife, gun)
  • Has been physically cruel to people
  • Has been physically cruel to animals
  • Has stolen while confronting a victim (e.g., mugging, purse snatching, extortion, armed robbery)
  • Has forced someone into sexual activity
Non- aggressive conduct that causes property loss or damage
  • Deliberately engaged in fire setting with the intention of causing serious damage
  • Deliberately destroyed others’ property (other than by fire setting)
Deceitfulness or theft
  • Has broken into someone else’s house, building, or car
  • Often lies to obtain goods or favors or to avoid obligations (i.e., “cons” others)
  • Has stolen items of nontrivial value without confronting a victim (e.g., shoplifting, but without breaking and entering; forgery)
Serious violations of rules
  • Often stays out at night despite parental prohibitions, beginning before age 13 years
  • Has run away from home overnight at least twice while living in parental or parental surrogate home (or once without returning for a lengthy period);
  • is often truant from school, beginning before age 13 years