Not a factor impoant for substance dependence?
D i.e. Intelligence Substance abuse and dependence depends on genetic predisposition, family interactions & history of substance abuse disorder, peer pressure and personality (antisocial personality disorder, anxiety disorder, depressive disorder). But it has nothing to do with intelligenceQ. In other words, under peer pressure an anxious son of drug addict father is highly like to abuse drugs despite his intelligence level.
Personality
Family history
Peer pressure
Intelligence